APA (7th ed.) Citation

(1963). Encyclopedia International, Jilid 20. Grolier.

Chicago Style (17th ed.) Citation

Encyclopedia International, Jilid 20. Grolier, 1963.

MLA (8th ed.) Citation

Encyclopedia International, Jilid 20. Grolier, 1963.

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