Cita APA

Marx, C. (2012). The ultimate timeline of world history. Barron's Educational Series, Inc.

Citación estilo Chicago

Marx, Christoph. The Ultimate Timeline of World History. Hauppauge, New York: Barron's Educational Series, Inc, 2012.

Cita MLA

Marx, Christoph. The Ultimate Timeline of World History. Barron's Educational Series, Inc, 2012.

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