Trigonometric delights per Maor, Eli

An electronic book accessible through the World Wide Web; click to view

Advanced trigonometric relations through Nbic functions per Bairagi, Nisith K.

An electronic book accessible through the World Wide Web; click to view

Heavenly mathematics the forgotten art of spherical trigonometry / per Van Brummelen, Glen

An electronic book accessible through the World Wide Web; click to view

Trigonometric delights per Maor, Eli

An electronic book accessible through the World Wide Web; click to view

Algebra and trigonometry / per Cohen, David, 1942 Sept. 28-

Precalculus / per Kaufmann, Jerome E.

College algebra and trigonometry / per Sullivan, Michael, 1942-

Algebra and trigonometry / per Lial, Margaret L.

Precalculus algebra and trigonometry / per Ross, Sharon Cutler, 1943-

Understanding algebra and trigonometry / per Sellers, Gene R.

College algebra and trigonometry / per Steinlage, Ralph C.

Algebra and trigonometry / per Rees, Paul Klein, 1902-

Algebra and trigonometry / per Lial, Margaret L.

College algebra and trigonometry / per Willerding, Margaret F.

Precalculus : algebra, trigonometry, and analytic geometry / per Studer, Marilyn R.

Algebra and trigonometry / per Gillett, Philip

College algebra and trigonometry / per Gustafson, R. David (Roy David), 1936-

Algebra and trigonometry / per Cohen, David, 1942 Sept. 28-

Merrill Algebra two with trigonometry / per Foster

College algebra and trigonometry : a graphing approach / per Demana, Franklin D., 1938-