Includes bibliographical references (p. 77-80) and index.;
ISBN/ISSN: 9789791442411
Publish Year: 2011
ISBN/ISSN: 0-19-875024-2
Publish Year: 1972
ISBN/ISSN: 
Publish Year: 2002
ISBN/ISSN: 0-915145-62-6
Publish Year: 1983
ISBN/ISSN: 9786022170020
Publish Year: 2011
ISBN/ISSN: 0-8070-1541--5
Publish Year: 1971
ISBN/ISSN: 0-226-53339-5
Publish Year: 1987