Cita APA (7th ed.)

Boardman, L. W. (1923). Modern American speeches (New ed., enl.). Longmans, Green.

Cita Chicago (17th ed.)

Boardman, Lester Wells. Modern American Speeches. New ed., enl. New York: Longmans, Green, 1923.

Cita MLA (9th ed.)

Boardman, Lester Wells. Modern American Speeches. New ed., enl. Longmans, Green, 1923.