APA (7th ed.) Citation

Weeks, A. W. (1944). Plane trigonometry: With four-place tables (2nd printing.). D. van Nostrand Company, Inc..

Chicago Style (17th ed.) Citation

Weeks, Arthur W. Plane Trigonometry: With Four-place Tables. 2nd printing. New York: D. van Nostrand Company, Inc., 1944.

MLA (9th ed.) Citation

Weeks, Arthur W. Plane Trigonometry: With Four-place Tables. 2nd printing. D. van Nostrand Company, Inc., 1944.