Não informado. (1948). Frontiers of Plant Science. Connecticut Agricultural Experiment Station.
Chicago-Zitierstil (17. Ausg.)Não informado. Frontiers of Plant Science. New Haven, Conn: Connecticut Agricultural Experiment Station, 1948.
MLA-Zitierstil (8. Ausg.)Não informado. Frontiers of Plant Science. Connecticut Agricultural Experiment Station, 1948.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.