APA

Hill J. B., . (1967). Botany: a textbook for colleges. New York: McGraw-Hill.

Chicago

Hill J Ben, . 1967. Botany: a textbook for colleges. New York: McGraw-Hill.

Harvard

Hill J. B., . (1967). Botany: a textbook for colleges. New York: McGraw-Hill.

MLA

Hill J Ben, . Botany: a textbook for colleges. New York: McGraw-Hill. 1967.