00261pam a2200109 a 4500020000500000041000800005082001700013100001400030245004200044260003800086300002700124  c  aeng  a005.368bTHO  aThomas R.  aDOS 5 Instant ReferencehDonate Books  aNew DelhibBPB Publicationsc1991  axx/313:bp.b.;c18*12.