APA (7e ed.) Bronvermelding

PALMER, C. I. &. o. (1198). Plane and spherical trigonometry. McGraw-Hill.

Chicago (17e ed.) Bronvermelding

PALMER, Claude Irwin & others. Plane and Spherical Trigonometry. New York: McGraw-Hill, 1198.

MLA (9e ed.) Bronvermelding

PALMER, Claude Irwin & others. Plane and Spherical Trigonometry. McGraw-Hill, 1198.