Cita APA (7th ed.)

American Council of Learned Societies & Levine George Lewis. (1989). Speaking for the humanities. American Council of Learned Societies.

Cita Chicago (17th ed.)

American Council of Learned Societies i Levine George Lewis. Speaking for the Humanities. New York, N.Y: American Council of Learned Societies, 1989.

Cita MLA (9th ed.)

American Council of Learned Societies i Levine George Lewis. Speaking for the Humanities. American Council of Learned Societies, 1989.