APA (7th ed.) Citation

Oppenheimer Franz, Hamilton C, & Gitterman John. (1975). The State. Free Life Editions.

Chicago Style (17th ed.) Citation

Oppenheimer Franz, Hamilton C, and Gitterman John. The State. Free Life Editions, 1975.

MLA (8th ed.) Citation

Oppenheimer Franz, et al. The State. Free Life Editions, 1975.