Coe, G., Koehler, C. I., & Koehler, A. (1964). The how and why wonder book of trees. Grosset & Dunlap.
Chicago Style (17th ed.) CitationCoe, Geoffrey, Cynthia I. Koehler, and Alvin Koehler. The How and Why Wonder Book of Trees. New York: Grosset & Dunlap, 1964.
MLA (9th ed.) CitationCoe, Geoffrey, et al. The How and Why Wonder Book of Trees. Grosset & Dunlap, 1964.
Warning: These citations may not always be 100% accurate.