College Algebra and Plane Trigonometry by Abrahm Spitzbart & Ross H. Bardell

Plane and Spherical Trigonometry" by Ashton and Marsh Hardcover

Plane Trigonometry - Hardcover, by E.Richard Heineman - Acceptable n

Algebra & Trigonometry (7th Edition) - Hardcover By Sullivan, Michael - GOOD

Second Course In Algebra With Trigonometry By Weeks & Adkins

Trigonometry (10th Edition) - Hardcover By Lial, Margaret L - GOOD