Hall, H S Elementary algebra for schools / by H. S. Hall and S. R. Knight. - metric ed containing a full treatment of graphs. - Delhi : A.I.T.B.S Publishers & Distributors,, 2006. - viii, 551 p. : 22 cm. ISBN: 8185386854 Subjects--Topical Terms: Algebra. LC Class. No.: QA152 / .H34 2006