APA (7th ed.) Citation

Estrin, J. C. (1967). World history made simple. National Book Store.

Chicago Style (17th ed.) Citation

Estrin, Jack C. World History Made Simple. Manila: National Book Store, 1967.

MLA (9th ed.) Citation

Estrin, Jack C. World History Made Simple. National Book Store, 1967.

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