Cita APA (7a ed.)

Bell, N. W., & Vogel, E. F. (1968). A modern introduction to the family (Rev. ed.). Free Press.

Cita Chicago Style (17a ed.)

Bell, Norman W., y Ezra F. Vogel. A Modern Introduction to the Family. Rev. ed. New York: Free Press, 1968.

Cita MLA (9a ed.)

Bell, Norman W., y Ezra F. Vogel. A Modern Introduction to the Family. Rev. ed. Free Press, 1968.