Cita APA (7th ed.)

World Book, Inc. (2011). The World Book encyclopedia of people and places. World Book.

Cita Chicago (17th ed.)

World Book, Inc. The World Book Encyclopedia of People and Places. Chicago: World Book, 2011.

Cita MLA (9th ed.)

World Book, Inc. The World Book Encyclopedia of People and Places. World Book, 2011.