APA Style

The World Book Encyclopedia, Volume --16 Q - R. (2007). America: The world book Inc.

Chicago Style

The World Book Encyclopedia, Volume --16 Q - R. Volume --16. America: The world book Inc, 2007. .

MLA Style

The World Book Encyclopedia, Volume --16 Q - R. Volume --16. America: The world book Inc, 2007. .

Turabian Style

The World Book Encyclopedia, Volume --16 Q - R. America: The world book Inc, 2007. .