Cabansay, M. A., Lial, M. L., & Scott, F. (1980). Trigonometry (2nd edition.). Academe Pub. House.
Chicago Style (17th ed.) CitationCabansay, Myrna A., Margaret L. Lial, and Foresman Scott. Trigonometry. 2nd edition. San Juan, Rizal: Academe Pub. House, 1980.
MLA (9th ed.) CitationCabansay, Myrna A., et al. Trigonometry. 2nd edition. Academe Pub. House, 1980.
Warning: These citations may not always be 100% accurate.