Cita APA (7th ed.)

Prochnow, H. V., & Prochnow, H. V. (1966). The successful toastmaster: A treasure chest of introductions, epigrams, humor, and quotations. Harper & Row.

Cita Chicago (17th ed.)

Prochnow, Herbert Victor, i Herbert Victor Prochnow. The Successful Toastmaster: A Treasure Chest of Introductions, Epigrams, Humor, and Quotations. New York: Harper & Row, 1966.

Cita MLA (9th ed.)

Prochnow, Herbert Victor, i Herbert Victor Prochnow. The Successful Toastmaster: A Treasure Chest of Introductions, Epigrams, Humor, and Quotations. Harper & Row, 1966.