APA ציטוט

Grolier International. (1987). Grolier Academic Encyclopedia. Grolier International,Academic American.

Chicago Style (17th ed.) Citation

Grolier International. Grolier Academic Encyclopedia. USA: Grolier International,Academic American, 1987.

ציטוט MLA

Grolier International. Grolier Academic Encyclopedia. Grolier International,Academic American, 1987.