01168cam a2200313 4500 4569212 BD-DhUL 20191210142427.0 740620s1975 nyua b 001 0 eng 74012122 0070404224 DLC DLC DLC BD-DhUL QA135.5 .M36 1975 372.7 MAT Marks, John L. Teaching elementary school mathematics for understanding / John L. Marks , C. Richard Purdy, B. Lucien Kinney, Arthur A. Hiatt 4th ed. New York : McGraw-Hill, 1975. viii, 406 p. : ill. ; 25 cm. First ed. published in 1958 under title: Teaching arithmetic for understanding. Previous editions by J. L. Marks, C. R. Purdy, and L. B. Kinney. Includes bibliographies. Mathematics Study and teaching (Elementary) Marks, John L. Teaching elementary school mathematics for understanding. Purdy, C. Richard Lucien B., Kinney Hiatt, Arthur A. 7 cbc orignew 1 ocip 19 y-gencatlg ddc REF 204629 204629 0 0 ddc 0 372_700000000000000_MAT 1 REF 344710 DUL DUL REF 2017-06-11 Gift 372.7 MAT A178128 2017-06-11 3 2017-06-11 REF 0 0 ddc 0 372_700000000000000_MAT 1 REF 344711 DUL DUL REF 2017-06-11 Gift 372.7 MAT A178126 2017-06-11 1 2017-06-11 REF 0 0 ddc 0 372_700000000000000_MAT 1 REF 344712 DUL DUL REF 2017-06-11 Gift 372.7 MAT A178129 2017-06-11 4 2017-06-11 REF 0 0 ddc 0 372_700000000000000_MAT 1 REF 344713 DUL DUL REF 2017-06-11 Gift 372.7 MAT A178127 2017-06-11 2 2017-06-11 REF