00400nam a22001337a 4500008004100000020001800041040005500059080001200114100001700126245004600143260005100189300001400240650001200254230609b        |||||||| |||| 00| 0 eng d  a81-7023-270-8  aNational Science LibrarycNational Science Library  a62 bN3  aPitroda, Sam  aExploding freedom: bRoots in technology   aNew Delhi: bAllied Publishers Limited, c1993  axv, 192p.  aScience