Cleaves, Cheryl L. Basic mathematics for trades and technologies / Cheryl Cleaves, Margie Hobbs, Paul Dudenhefer. - 2nd ed. - Englewood Cliffs, N. J : Prentice Hall, c1990. - xvi, 765p. : ill. ; 28 cm. ISBN: 0130633488 Subjects--Topical Terms: Mathematics LC Class. No.: QA39.2 / C58 1990