Walter W. Leffin books & textbook
Introduction to Technical Mathematics : With Problem Solving
Walter W. Leffin George L. Henderson Mary Vanbeck Voelker Fred C. Janusek
Waveland Press /1998-05-31 Paperback / 462 Pages
isbn-10: 1577660234 / isbn-13: 9781577660231
Introduction to Technical Mathematics
Waveland Press /1987-08-01 Paperback / 416 Pages
isbn-10: 0881332917 / isbn-13: 9780881332919
Going Metric: Guidelines Foe the Mathematics Teacher, Grades K-8
National Council of Teachers of Mathematics / Paperback
isbn-10: 0873530551 / isbn-13: 9780873530552
