The complete works of Jin Yong, Liang Yusheng, and Wen Rui 'an's martial arts novels could be purchased in many online bookstores and physical bookstores. The following are some possible ways: 1. Online bookstores: Jin Yong, Liang Yusheng, Wen Ruian, etc., such as Taobao, Jingdong, Amazon, etc. Some online bookstores even offered delivery services. 2. Physical bookstores: Jin Yong, Liang Yusheng, Wen Ruian, etc. Some large bookstores, such as the People's Literature Press and the China Youth Press, had their own physical bookstores. 3. Pirated bookstores: Although buying pirated books is illegal, some readers still choose to buy pirated books. However, since the quality of pirated books could not be guaranteed, it was recommended to buy genuine books to ensure the quality of reading. It was important to note that when buying the complete works of martial arts novels by Jin Yong, Liang Yusheng, and Wen Ruian, one must confirm the copyright situation to avoid buying pirated or pirated works.