The Poetry of Black America：Anthology of the 20th Century Brief history of the study of Greek mythology in the 20th century The hamlyn pictorial history of the 20th century World chronology of the 20th century The history of Marxism in the 20th century 英文题名:World chronology of the 20th century History of world literature in the 20th century Greatest American speeches of the 20th century Images of Taiwanese of the 20th century Latin American art of the 20th century