APA (7th ed.) Citation

Krauskopf, K. B., & Beiser, A. (1979). The physical universe (4th ed.). National Book Store.

Chicago Style (17th ed.) Citation

Krauskopf, Konrad Bates, and Arthur Beiser. The Physical Universe. 4th ed. Manila: National Book Store, 1979.

MLA (9th ed.) Citation

Krauskopf, Konrad Bates, and Arthur Beiser. The Physical Universe. 4th ed. National Book Store, 1979.