Citazione Stile APA (7a Edizione)

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

Citazione stile Chigago Style (17a edizione)

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

Citatione MLA (8a ed.)

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