00648nam a22002177a 4500999001700000001000700017003000400024005001700028008004100045020001500086040002400101082002300125100002900148245005900177260003100236300004000267500005100307600002900358700002900387942001400416  c11409d11409013093OSt20260113143204.0140423b        xxu||||| |||| 00| 0 eng d  a8126108665  aTxDN c TxDN d DLC  a Z688.N6 bM3 1997  914aBalakrishnan, Shyama  aLibrary and Multimedia ResourcescBalakrishnan, Shyama  aNEW DELHIbJ.L KUMARc1997  a v, 210 p. : |b|b ill. ;cc 23 cm.  a Rev. ed. of: Non-book materials. 2nd ed. 1981 0914aBalakrishnan, Shyama  914aBalakrishnan, Shyama  2lcccBOOK