Gaya APA

The World Book Encyclopedia Q,R Volume 16. (2007). Chicago: World Book Inc..

Gaya Chicago

The World Book Encyclopedia Q,R Volume 16. . Chicago: World Book Inc., 2007. Text.

Gaya MLA

The World Book Encyclopedia Q,R Volume 16. . Chicago: World Book Inc., 2007. Text.

Gaya Turabian

The World Book Encyclopedia Q,R Volume 16. Chicago: World Book Inc., 2007. Print.