You can try searching the desks and bookcases in the saloons. Saloons are gathering places in the game, and there might be some reading materials left there, such as crime novels.
Look in the houses of wealthy NPCs. They are more likely to have a collection of books, including crime novels.
In RDR2, the camps of certain gangs or groups might have some lootable items, including books. Check the tents and crates in those camps. There's a chance you could find a crime novel among the items there.
In RDR2, you might find crime novels in various places. One common place is in the houses or buildings around the game world. Sometimes, they can be found on desks or bookshelves in the homes of more educated or wealthy characters. Another possibility is in certain shops or stores in the towns. Keep an eye out for any book - related items during your exploration.
Try visiting your local library. They often have a diverse collection of books, and you could ask the librarian for help in locating crime novels related to RDR2. Also, some specialized bookshops that focus on crime fiction might have what you're looking for.
You might find crime novels in the libraries or bookstores within the game's towns. Just look around in places like Valentine or Saint Denis.
I think your best bet is to search in the towns and settlements. Check the shelves of general stores or talk to the local traders. They might have heard of or even have the crime novel you're looking for related to Hosea in RDR2.
Try checking the general store in Saint Denis. They sometimes have a collection of various novels, including the one you're looking for. But it's not guaranteed every time.
You can look in the libraries or bookstores in the game towns. Sometimes, you might find them as loot from certain missions or chests.
Online bookstores are a good place to look. Amazon or other similar platforms might have what you're seeking. You can use specific keywords related to RDR2 and crime novels in the search bar.
In RDR2, you can start by checking the general stores in towns. They often have a selection of books, including potentially crime novels. Also, visit the various homesteads and cabins scattered around the map. Sometimes you can find books lying around on tables or shelves inside these places.
In RDR2, the best place to start looking for Hosea's crime novel would be in the areas where Hosea spends most of his time. That would be the gang's camp. Check all the nooks and crannies there. If not in the camp, then it could be in a building in a town that Hosea has visited. For example, if he had business in Valentine, search the buildings there. It's also possible that it's a random item that can be found while looting certain places. So, loot any abandoned buildings, cabins, or even bandit camps. There's a chance you might stumble upon the crime novel.
Another option could be 'The Godfather' by Mario Puzo. Although it's a different era, it's a classic crime novel. It has themes of loyalty, family, and the underworld, which can be somewhat related to the story and character dynamics in RDR2. The character of Hosea has his own moral code and loyalty within the gang, just like the characters in 'The Godfather' have their own set of values within the mafia family.