American Universities Field Staff, California Institute of Technology. Population Program, Brown, H., & Sweezy, A. R. (1973). Population: Perspective, 1973. Freeman.
Style de citation Chicago (17e éd.)American Universities Field Staff, California Institute of Technology. Population Program, Harrison Brown, et Alan Richardson Sweezy. Population: Perspective, 1973. San Francisco: Freeman, 1973.
Style de citation MLA (9e éd.)American Universities Field Staff, et al. Population: Perspective, 1973. Freeman, 1973.
Attention : ces citations peuvent ne pas être correctes à 100%.