James, P. E., & Kline, H. V. (1959). A geography of man (2d ed.). Ginn.
Cita Chicago Style (17a ed.)James, Preston Everett, y Hibberd V. Kline. A Geography of Man. 2d ed. Boston: Ginn, 1959.
Cita MLA (9a ed.)James, Preston Everett, y Hibberd V. Kline. A Geography of Man. 2d ed. Ginn, 1959.
Precaución: Estas citas no son 100% exactas.