Cita APA

West, W. M. (1927). The story of world progress. Allyn and Bacon.

Citación estilo Chicago

West, Willis M. The Story of World Progress. Boston ; New York [etc.]: Allyn and Bacon, 1927.

Cita MLA

West, Willis M. The Story of World Progress. Allyn and Bacon, 1927.

Warning: These citations may not always be 100% accurate.