American Psychological Association, Division of Population and. (1980). Population and Environment. Human Sciences Press.
Citação do estilo Chicago (17ª ed.)American Psychological Association, Division of Population and. Population and Environment. New York: Human Sciences Press, 1980.
Citação MLA (8ª ed.)American Psychological Association, Division of Population and. Population and Environment. Human Sciences Press, 1980.
警告：這些引文格式不一定是100％准確.