Crockett, J. U. (1972). Perennials. Time-Life Books.
Chicago Style (17th ed.) CitationCrockett, James Underwood. Perennials. New York: Time-Life Books, 1972.
MLA (9th ed.) CitationCrockett, James Underwood. Perennials. Time-Life Books, 1972.
Warning: These citations may not always be 100% accurate.