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

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

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

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

Trigonometric delights od Maor, Eli

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

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

Precalculus / od Kaufmann, Jerome E.

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

Algebra and trigonometry / od Lial, Margaret L.

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

Understanding algebra and trigonometry / od Sellers, Gene R.

College algebra and trigonometry / od Steinlage, Ralph C.

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

Algebra and trigonometry / od Lial, Margaret L.

College algebra and trigonometry / od Willerding, Margaret F.

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

Algebra and trigonometry / od Gillett, Philip

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

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

Merrill Algebra two with trigonometry / od Foster

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

Trigonometry for college students / od Smith, Karl J.