00347nam a22000977a 4500020001000000082001900010245007200029260007500101300002000176650005300196  a(pbk)  a017.55491bUNI  aUnion catalogue of scientific periodicals the libraries of pakistan  aPakistan Scientific and Technological Information CentrebPASTICc2005  a2vol.c; 23 cm.  aPeriodicals aCataloguesvUnion cataloguesvIIMC