Keedy, Mervin Laverne
Developmental mathematics - 2nd ed. - Reading, Mass. : Addison-Wesley Pub.Co., 1989 - 916 p.
ARITHMETIC
ALGEBRA
QA107 / K432D 1989
Developmental mathematics - 2nd ed. - Reading, Mass. : Addison-Wesley Pub.Co., 1989 - 916 p.
ARITHMETIC
ALGEBRA
QA107 / K432D 1989