@book{196448,
	author = {Ren min ri bao she.},
	title = {Chairman Mao's theory of the differentiation of the three worlds is a major contribution to Marxism-Leninism :},
	publisher = {Foreign Language Press,},
	year = {1977.},
	address = {Peking :},
	edition = {1st ed.},
	note = {Colophon title: Mao zhu xi guan yu san ge shi jie hua fen de li lun shi dui Makesi Liening zhu yi de zhong da gong xian.}
}