Cita APA

Tignor, R. (2008). A History of the World. Volume one. McGraw - HillCompanies, Inc.

Citación estilo Chicago

Tignor, Robert. A History of the World. Volume One. McGraw - HillCompanies, Inc, 2008.

Cita MLA

Tignor, Robert. A History of the World. Volume One. McGraw - HillCompanies, Inc, 2008.

Precaución: Estas citas no son 100% exactas.