APA (7th ed.) Citation

Clarke, A., & Engelmann, I. (1969). Don't Stop the Carnival. [publisher not identified].

Chicago Style (17th ed.) Citation

Clarke, Alva, and Ian Engelmann. Don't Stop the Carnival. [Place of publication not identified]: [publisher not identified], 1969.

MLA (9th ed.) Citation

Clarke, Alva, and Ian Engelmann. Don't Stop the Carnival. [publisher not identified], 1969.