Cita APA (7a ed.)

Southworth, G. V. D., & Southworth, J. V. D. (1952). Heroes of our America. Iroquois Pub. Co.

Cita Chicago Style (17a ed.)

Southworth, Gertrude Van Duyn, y John Van Duyn Southworth. Heroes of Our America. Syracuse, N.Y.: Iroquois Pub. Co, 1952.

Cita MLA (8a ed.)

Southworth, Gertrude Van Duyn, y John Van Duyn Southworth. Heroes of Our America. Iroquois Pub. Co, 1952.