上世纪六十年代初至八十年代初,国内出版了一大批外国政治、历史、哲学、文学著作,一律以灰色、黄色、蓝色、白色、绿色等单一色调作书衣,时人称为“灰皮书”、“黄皮书”等。“皮书”的出版史大约从20世纪60年代初至文化大革命结束。在那个文化禁锢的年代,资产阶级和修正主义的文学艺术以及社会科学著作,是作为“反面教材”供批判用的,所以“皮书”的出版是一项配合“反帝反修”斗争的重要政治任务。 From the early 1960s to the early 1980s, a large number of foreign political, historical, philosophical and literary books were published in the country. All of them were written in single colors of gray, yellow, blue, white and green, “Gray book ”, “yellow book ” and so on. “The book ” published about the beginning of the 1960s to the end of the Cultural Revolution. In that age of cultural imprisonment, literary and art works of the bourgeoisie and revisionism, as well as works of social sciences, are intended for criticism as “negative textbooks”, so the publication of the “ Anti-revisionism, ”the important political task of the struggle.