Bennett, Albert B. Mathematics for elementary teachers: a conceptual approach/ Albert B. Bennett, Jr. and L. Ted Nelson. - 7th Edition - Boston: McGraw-Hill, c2007. - xxii, 804 pages+various pagings: color illustrations; 25 cm. Includes index. ISBN: 9780073022840 Subjects--Topical Terms: Mathematics. Dewey Class. No.: DC 510 / B43m