00522nam a2200157 a 450000500170000000800410001702000180005804100080007608200110008410000180009524500900011325000190020326400550022230000270027765000600030420260717093417.0260717s2012    ii            000 0 eng d  a9780821887257  aeng04a510.721 aSally, Judith10aRoots To Research :bA Vertical Development Of Mathematical Problems /cSally, Judith  aIndian Edition 1aHyderabad :bAmerican Mathematical Society,c2012.  axiii, 338. p. ; 24 cm. 4aIncludes bibliographical references (p. 333) and index.