Rutledge, W. A., & Pond, J. A. (1961). Modern Trigonometry (2d ed.). Prentice-Hall.
Chicago Style (17th ed.) CitationRutledge, William A., and John A. Pond. Modern Trigonometry. 2d ed. Englewood Cliffs, N.J: Prentice-Hall, 1961.
MLA (9th ed.) CitationRutledge, William A., and John A. Pond. Modern Trigonometry. 2d ed. Prentice-Hall, 1961.
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