APA (7th ed.) Citation

(1980). Grolier Academic Encyclopedia Index, 21. Arete Publishing Company.

Chicago Style (17th ed.) Citation

Grolier Academic Encyclopedia Index, 21. Arete Publishing Company, 1980.

MLA (8th ed.) Citation

Grolier Academic Encyclopedia Index, 21. Arete Publishing Company, 1980.

Warning: These citations may not always be 100% accurate.