00740    a2200205   4500010001400000020002300014035001300037037001500050082000800065090001500073100001900088245005700107260004700164270007800211300002800289500005100317942002300368999001500391952012800406  aENG-85811  a8176299081c300.00  aEN-69344  bDBAD / PUB14a215  c3696d36961 aSandhu, Balbir1 aScience and godcby Balbir Sandhubinvisible strings  aNew DelhibDeep & Deep Publicationsc2007.  aF-159, Rajouri Garden,bNew Delhi :cDelhie110 027mddpbooks@yahoo.co.in  axiii, 141 p.c23cm (Hb)  aIncludes  bibliographical references and index  adplcENk215 / SAN  c3619d3619  00102ddc40718NFICaDBADbDBADeDBAD/PUBg300.00l0o215pEN-69344r2008-09-15 00:00:00t1u3853v300.00w2008-09-15yEN