APA (7th ed.) Citation

Gray, A. (1887). The elements of botany for beginners and for schools. American Book Co..

Chicago Style (17th ed.) Citation

Gray, Asa. The Elements of Botany for Beginners and for Schools. New York: American Book Co., 1887.

MLA (8th ed.) Citation

Gray, Asa. The Elements of Botany for Beginners and for Schools. American Book Co., 1887.