Everybody has his own ideas about cognizance of ectypal books.In this article I raises my ownopinions on whether the books under 10 situations are ectypal books and how to deal with them.

• 对图书复本的认定,不同人有不同的理解,本文对10种情况的图书是否作为复本处理,提出了自己的见解和看法,并提出编目处理建议。