SELBY, P. H. (1964). Trigonometry self-taught: A simplified, programmed course. McGraw-Hill.
Chicago Style (17th ed.) CitationSELBY, Peter H. Trigonometry Self-taught: A Simplified, Programmed Course. New York: McGraw-Hill, 1964.
MLA (9th ed.) CitationSELBY, Peter H. Trigonometry Self-taught: A Simplified, Programmed Course. McGraw-Hill, 1964.
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