Cita APA (7a ed.)

McGuire, E., & Portwood, T. B. (1955). Workbook to accompany Our free nation. Macmillan.

Cita Chicago Style (17a ed.)

McGuire, Edna, y Thomas B. Portwood. Workbook to Accompany Our Free Nation. New York: Macmillan, 1955.

Cita MLA (8a ed.)

McGuire, Edna, y Thomas B. Portwood. Workbook to Accompany Our Free Nation. Macmillan, 1955.