Hayden, Jerome D. Trigonometry / Jerome D. Hayden, Bettye C. Hall. - [Pasig City, Philippines] : Anvil Pub., c1995. - viii, 472 pages : illustrations ; 23 cm Glossary : p. 462 - 465. ISBN: 9712704351 paper back [n. p.] Subjects--Topical Terms: Trigonometry LC Class. No.: QA531 / H32 1995