Wistar, R. (1963). Man and his physical universe (2d ed.). Wiley.
Cita Chicago Style (17a ed.)Wistar, Richard. Man and His Physical Universe. 2d ed. New York: Wiley, 1963.
Cita MLA (9a ed.)Wistar, Richard. Man and His Physical Universe. 2d ed. Wiley, 1963.
Precaución: Estas citas no son 100% exactas.