Gaya APA

Lucas, Stephen E.. (1989). The art of public speaking, 3rd ed. (3rd ed.). New York: McGraw Hill.

Gaya Chicago

Lucas, Stephen E.. The art of public speaking, 3rd ed.. 3rd ed. New York: McGraw Hill, 1989. Text.

Gaya MLA

Lucas, Stephen E.. The art of public speaking, 3rd ed.. 3rd ed. New York: McGraw Hill, 1989. Text.

Gaya Turabian

Lucas, Stephen E.. The art of public speaking, 3rd ed.. 3rd ed. New York: McGraw Hill, 1989. Print.