Roberts, J. M. (1999). Twentieth Century: The History of The World, 1901 to 2000. Viking.
Chicago Style CitationRoberts, J. M. Twentieth Century: The History of The World, 1901 to 2000. Viking, 1999.
MLA CitationRoberts, J. M. Twentieth Century: The History of The World, 1901 to 2000. Viking, 1999.
Warning: These citations may not always be 100% accurate.