《编辑学刊》1989年第3期登载了杨祖希先生的《类型论——编辑学所固有的理论之一》一文,作者认为:编辑学的研究对象在只有印刷媒介的前提下,应是出版物。随着各种非文字传播媒介的出现,出版物这一概念不足以概括编辑学的对象,因此提出广义的编辑学研究对象应改为著作物。如文中所说:“编辑学的研究对象,是编辑学中的类型论赖以建立的基础。古代的出版物只有图书一种,现代的出版物则以图书门类最多,数量最大,保存时间最长,所以习惯上所说的编辑学,只是指图书编辑学。……但随着科学文化的发展,现今的出版物已经不再以图书为限。报纸刊物,乃至音像制品都 Editing Journal, No.3, 1989, published by Mr. Yang Zuixi, “Type Theory - One of the Inherent Principles of Editing Science”, the author thinks that the object of editorial study should be published under the premise of only print media Things. With the emergence of various non-text media, the concept of publication is not enough to summarize the object of editing. Therefore, it is proposed that the object of study in a broad sense should be changed to crop. As the text puts it, "The object of editorial study is the basis for the establishment of typology in editorial work, which is only a book in ancient times, most modern books in the category of books, the largest number of books and the best preservation time Long, so it is customary to say that editing refers only to the editing of books .... But with the development of science and culture, today’s publications are no longer limited to books, and newspapers and even audio-visual products