APA (7th ed.) Citation

Ward, R. R. (1971). The living clocks ([1st ed.].). Knopf.

Chicago Style (17th ed.) Citation

Ward, Ritchie R. The Living Clocks. [1st ed.]. New York: Knopf, 1971.

MLA (9th ed.) Citation

Ward, Ritchie R. The Living Clocks. [1st ed.]. Knopf, 1971.