APA (7th ed.) Citation

(1968). Chambers's encyclopaedia (New rev. ed.). International Learning Systems Corporation.

Chicago Style (17th ed.) Citation

Chambers's Encyclopaedia. New rev. ed. London: International Learning Systems Corporation, 1968.

MLA (8th ed.) Citation

Chambers's Encyclopaedia. New rev. ed. International Learning Systems Corporation, 1968.

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