Perry, M. (1974). Man's unfinished journey: History. Houghton Mifflin.
Chicago Edition CitationPerry, Marvin. Man's Unfinished Journey: History. Houghton Mifflin, 1974.
MLA Edition CitationPerry, Marvin. Man's Unfinished Journey: History. Houghton Mifflin, 1974.
Warning: These citations may not always be 100% accurate.