APA aipamena

(2001). The World book encyclopedia. Volume 4, C. World Book, Inc.

Chicago Style aipamena

The World Book Encyclopedia. Volume 4, C. World Book, Inc, 2001.

MLA aipamena

The World Book Encyclopedia. Volume 4, C. World Book, Inc, 2001.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.