Cita APA (7a ed.)

Caplow, T. (1991). American social trends. Harcourt Brace Jovanovich.

Cita Chicago Style (17a ed.)

Caplow, Theodore. American Social Trends. San Diego [u.a.]: Harcourt Brace Jovanovich, 1991.

Cita MLA (8a ed.)

Caplow, Theodore. American Social Trends. Harcourt Brace Jovanovich, 1991.