Interactive mathematics :
Kinney, D. Patrick.
Interactive mathematics : elementary algebra / [by] D. Patrick Kinney & Douglas F. Robertson. - 1994-2004 - Bloomington, MN [USA] : PLATO Learning, c2004. - ix, 745 p. :
157772416X
--Algebra ;--Mathematics.
QA154.2 / .K36 2004
Interactive mathematics : elementary algebra / [by] D. Patrick Kinney & Douglas F. Robertson. - 1994-2004 - Bloomington, MN [USA] : PLATO Learning, c2004. - ix, 745 p. :
157772416X
--Algebra ;--Mathematics.
QA154.2 / .K36 2004