Cita APA (7a ed.)

Rugg, H., & Withers, W. (1955). Social foundations of education. Prentice-Hall.

Cita Chicago Style (17a ed.)

Rugg, Harold, y William Withers. Social Foundations of Education. New York: Prentice-Hall, 1955.

Cita MLA (8a ed.)

Rugg, Harold, y William Withers. Social Foundations of Education. Prentice-Hall, 1955.