Coxford, Arthur Contemporary Mathematics in Context: A Unified Approach. Course 1, Part .A - 1st ed. - New York : MCGRAW HILL, 1998 - 333 p. : il. ; 28 cm. ISBN: 0028330641 Subjects--Topical Terms: CIENCIAS BASICASMATEMATICAEDUCACION Dewey Class. No.: 372.7 / C877