Citazione Stile APA (7a Edizione)

Centeno, A., & Sutherland, D. (1971). The blue clown: Dialogues. University of Nebraska Press.

Citazione stile Chigago Style (17a edizione)

Centeno, Augusto, e Donald Sutherland. The Blue Clown: Dialogues. Lincoln: University of Nebraska Press, 1971.

Citatione MLA (8a ed.)

Centeno, Augusto, e Donald Sutherland. The Blue Clown: Dialogues. University of Nebraska Press, 1971.