【摘要】 “同书异号”是图书分类中的常见现象。《中图法》的改版、出版形式不同、各馆规定不一和有卡无书 ,是造成同书异号的客观因素 ;查重失误、改号工作的不彻底和归类模糊是产生同书异号的主观因素。针对“同书异号”对分类、检索和流通等工作的影响 ,必须统一、规范分类标准 ,关注《中图法》的改版 ,多角度、多途径查重并拓宽知识结构 ,提高业务水平更多还原

【Abstract】 A common phenomenon in book classification is that a book is numbered in different places with different numbers,which is due to re_edition of Chinese Library Classification,different kinds of publications,cards still in existence but the books absent,failures in check_up and ambiguous classification.To counter such an evidence,more attention should be paid to biblionthetic standardization as well as re_editions of Chinese Library Classification so as to prevent homobiblion with heteronuméro at all angles.Consciousness must be enhanced to improve professional knowledge of librarians.更多还原