Cita APA (7a ed.)

Lewis, A. J. (1970). Modern drug encyclopedia and therapeutic index: A compendium (11th ed.). The Ruben H. Donnelley.

Cita Chicago Style (17a ed.)

Lewis, Arthur James. Modern Drug Encyclopedia and Therapeutic Index: A Compendium. 11th ed. New York: The Ruben H. Donnelley, 1970.

Cita MLA (9a ed.)

Lewis, Arthur James. Modern Drug Encyclopedia and Therapeutic Index: A Compendium. 11th ed. The Ruben H. Donnelley, 1970.