Cita APA

Grenville, J. A. S. (2005). A history of the world from the 20th to the 21st century. London / New York: Routledge / Taylor & Francis Group.

Citación estilo Chicago

Grenville, John Asley Soames. A History of the World From the 20th to the 21st Century. London / New York: Routledge / Taylor & Francis Group, 2005.

Cita MLA

Grenville, John Asley Soames. A History of the World From the 20th to the 21st Century. London / New York: Routledge / Taylor & Francis Group, 2005.