TY - BOOK AU - Aufmann, Richard N. AU - Barker, Vernon C.;Lockwood, Joanne S. ED - ED - ED - ED - SN - 0395431905 (text);039550502X (instructor's annotated ed.) SN - 2 PY - 1989///];copyright 198946 CY - Boston PB - Houghton Mifflin KW - KW - 2 KW - 0 KW - 6 KW - 20 KW - Algebra N1 - Includes index; 5 ER -