Williams, Edward Essential math: basic math for everyday use/ Edward Williams and Robert A. Atkins (Dr.). - 2nd ed. - Hauppauge, New York : Barron's Educational Series, Inc., 1994. - xvi, 366 p. :bill. ; 28 cm. Rev. ed. of: Survival mathematics. 1983. ISBN: 0812013379 Subjects--Topical Terms: Mathematics. LC Class. No.: QA39.2 WIL 1994