APA (7th ed.) Citation

Chatelain, M. (1978). Our ancestors came from outer space (1st ed. in English.). Doubleday.

Chicago Style (17th ed.) Citation

Chatelain, Maurice. Our Ancestors Came from Outer Space. 1st ed. in English. Garden City, N.Y.: Doubleday, 1978.

MLA (9th ed.) Citation

Chatelain, Maurice. Our Ancestors Came from Outer Space. 1st ed. in English. Doubleday, 1978.