Cita APA (7a ed.)

Petroni, F. A., & Hirsch, E. A. (1971). Two, four, six, eight, when you gonna integrate? Behavioral Publications.

Cita Chicago Style (17a ed.)

Petroni, Frank A., y Ernest A. Hirsch. Two, Four, Six, Eight, When You Gonna Integrate? New York: Behavioral Publications, 1971.

Cita MLA (8a ed.)

Petroni, Frank A., y Ernest A. Hirsch. Two, Four, Six, Eight, When You Gonna Integrate? Behavioral Publications, 1971.