Fredrick, M. M. Practical mathematics : skill and concepts/ M. M. Fredrick, S. J. Lernwand, R. D. Postman and L. R. Wantuck - 3rd - Austin Holt, Rinehart & winston 1993 - 486p. ;ill.; Hbk ISBN: 0030513375 Subjects--Topical Terms: Mathematics LC Class. No.: QA39.2.P7 1993