00309nam a2200109Ia 4500008004100000020001800041040003800059100001500097245003800112260003500150653001400185220119s9999    xx            000 0 und d  a0 15 555128 0  cJayakar Knowledge Resource Centre  aCoser, L A 0aMasters of socialogical research.  bHARCOURT BRACE & CO.aNEW YORK  aSOCIOLOGY