Cowley, J. (1977). The Growing season. Doubleday.
Cita Chicago Style (17a ed.)Cowley, Joy. The Growing Season. New York: Doubleday, 1977.
Cita MLA (9a ed.)Cowley, Joy. The Growing Season. Doubleday, 1977.
Precaución: Estas citas no son 100% exactas.