Não informado. (1948). Frontiers of Plant Science. Connecticut Agricultural Experiment Station.
Cita Chicago Style (17a ed.)Não informado. Frontiers of Plant Science. New Haven, Conn: Connecticut Agricultural Experiment Station, 1948.
Cita MLA (8a ed.)Não informado. Frontiers of Plant Science. Connecticut Agricultural Experiment Station, 1948.
Precaución: Estas citas no son 100% exactas.