Sonnabend, Thomas, Mathematics for elementary teachers : an interactive approach / [print] Thomas Sonnabend. - second edition. - Fort Worth : Saunders College Pub., (c)1997. - xxii, 929 pages : illustrations ; 27 cm. Includes bibliographies and index. ISBN: 9780030183676 LCCN: 96070493 Subjects--Topical Terms: Mathematics--Study and teaching (Elementary) LC Class. No.: QA135.S699.M384 1997