00529ca0 a2200217ua 4500001000500000005001700005007000300022008004100025020000700066040000900073041001400082082001300096100002600109245006500135260004900200300001800249365000700267504000900274541001900283650000900302801320180503180422.0ta070615s               g     b000 u eng u  c55  aMAIN1 aenghNULL14a310bNIG1 aNigam, A k  .eAuthor10aCharacterisation And Analysis Of Block Design / cA K Nigam.  aNew Delhi :bWiley Eastern Limited , c1978.  a176 ; cNULL.  a55  aNULL  e 17322    h55 0aStat