Elementary algebra /
Willis, Alden T
Elementary algebra / Alden T. Willis, Carol L. Johnston, Mary Jo Steig. - Belmont, California : Wadsworth Publishing, c1987. - x, 388 p. : ill. ; 25 cm.
Includes index.
0534079326
Algebra.
QA152.2 / .W55 1987
Elementary algebra / Alden T. Willis, Carol L. Johnston, Mary Jo Steig. - Belmont, California : Wadsworth Publishing, c1987. - x, 388 p. : ill. ; 25 cm.
Includes index.
0534079326
Algebra.
QA152.2 / .W55 1987