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Worktext in college trigonometry द्वारा Domingo, Alleli C., Dimasuay, Lynie B., Lawas, Vernel M., Lubag, Sharon P., Almonte, Velimor D.

Plane & spherical trigonomerty a tetrahedron approach द्वारा Mamhot, Millard R., Endam, Joemar C., Mamhot, Alice A., Banagua, Emelyn C., Bantug, Jenette S.

Plane trigonometry द्वारा Carpio, Joy N., Guillermo, Jaymie M.

Plane and spherical trigonometry text / workbook द्वारा Baltazar, Ethel Cecille M., Dy, Ana Liza M., Vidar, Melvin A.

Algebra and trigonometry द्वारा Larson, Ron 1941-

College algebra द्वारा Larson, Ron 1941-

Table of contents only

Basic algebra and spherical trigonometry द्वारा Exconde, Maria Rosario C., Sabino, Lilibeth D., Marquez, Romel L., Fajardo, Ira A.

Trigonometry a worktext द्वारा Calingasan, Recto Rex M.

Stewart's algebra and trigonometry द्वारा Stewart, James