This paper introduces the origin and assistant effect of cases of readers service in a library, and explains how to get better effects of combination from bylaws and cases in the library.

• 本文分析了读者服务工作中引进案例起源的概念,指出案例化的辅助方式可以使图书馆规章制度更加完善,进而促进读者服务工作更加适应社会新形势的发展。