Abstract: With the theories and methods in modern economics, this article analyzes the intrinsic attributes of books and lucubrates in the mechanism of book- pricing. As a kind of commodity, the price elasticity of books is low, while the income elasticity is high, and books generate positive externalities. Based on the analysis of book market’ s basic characters, this article also uses corresponding price model to analyze the book-pricing strategy comprehensively. The consideration is that the book market is monopolistic; third-degree price discrimination and calendar-spread price digression are the basic book-pricing mechanism; overproduction of book market is common. At last, there is a brief introduction of American and European book-pricing model and its reference value for China.