A Carl Leopold. (1964). Plant growth and development. New York: McGraw-Hill Book Company.
Trích dẫn kiểu ChicagoA Carl Leopold. Plant Growth and Development. New York: McGraw-Hill Book Company, 1964.
ציטוט MLAA Carl Leopold. Plant Growth and Development. New York: McGraw-Hill Book Company, 1964.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.