APA (7th ed.) Citation

Knight, D. (1970). World without children and The Earth Quarter: Two science fiction novels. Lancer Books.

Chicago Style (17th ed.) Citation

Knight, Damon. World Without Children and The Earth Quarter: Two Science Fiction Novels. New York: Lancer Books, 1970.

MLA (8th ed.) Citation

Knight, Damon. World Without Children and The Earth Quarter: Two Science Fiction Novels. Lancer Books, 1970.

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