00408nam a2200169 a 450000500170000002000180001708200150003510000220005024500320007226000430010430000260014750000180017360000080019163000270019985600060022685600060023220251203112456.0  a9789380250489  a511.6bSAN  aSane, Sharad Sd_  aCombinatorial techniquesb_  aNew DelhibHindustan Book Agencyc2013  axiii,466p.c22cm.bHB  aInclude index  bc_  aCombinational analysis  f_  a_