Citazione Stile APA (7a Edizione)

Greenwood, J. O. (1950). The playwright: A study of form, method, and tradition in the theatre. Pitman.

Citazione stile Chigago Style (17a edizione)

Greenwood, John Ormerod. The Playwright: A Study of Form, Method, and Tradition in the Theatre. London: Pitman, 1950.

Citatione MLA (8a ed.)

Greenwood, John Ormerod. The Playwright: A Study of Form, Method, and Tradition in the Theatre. Pitman, 1950.