Cita APA (7th ed.)

American Universities Field Staff, California Institute of Technology. Population Program, Brown, H., & Sweezy, A. R. (1973). Population: Perspective, 1973. Freeman.

Cita Chicago (17th ed.)

American Universities Field Staff, California Institute of Technology. Population Program, Harrison Brown, i Alan Richardson Sweezy. Population: Perspective, 1973. San Francisco: Freeman, 1973.

Cita MLA (9th ed.)

American Universities Field Staff, et al. Population: Perspective, 1973. Freeman, 1973.