00793cam a2200241 4500 4569212 BD-DhUL 20160615161233.0 740620s1975 nyua b 001 0 eng 74012122 0070404224 DLC DLC DLC BD-DhUL 372.7 MAT Teaching elementary school mathematics for understanding / John L. Marks and others. 4th ed. New York : McGraw-Hill, 1975. viii, 406 p. : ill. ; 25 cm. Includes bibliographies. Mathematics Study and teaching (Elementary) Marks, John L. Teaching elementary school mathematics for understanding. 7 cbc orignew 1 ocip 19 y-gencatlg ddc BK 78610 78610 0 0 ddc 0 372_700000000000000_MAT 0 NFIC 132609 DUL DUL GEN 2016-06-15 Gift 372.7 MAT A216393 2016-06-15 5 2016-06-15 BK