APA (7th ed.) Citation

Nelson, A. L., & Folley, K. W. 1. . . J. a. (1936). Plane and spherical trigonometry. Harper & brothers.

Chicago Style (17th ed.) Citation

Nelson, Alfred Lewis, and Karl Wilmot 1905- Joint author Folley. Plane and Spherical Trigonometry. New York and London: Harper & brothers, 1936.

MLA (9th ed.) Citation

Nelson, Alfred Lewis, and Karl Wilmot 1905- Joint author Folley. Plane and Spherical Trigonometry. Harper & brothers, 1936.