00337nam a2200133 a 450000500170000002000150001708200150003210000220004724500160006926000310008530000300011649000430014663000140018920251203092038.0  a0415177863  a302.3bMAN  aHomans, George C.  aHuman group  aNew DelhibRoutledgec1998  axxvii, 484 p.b23 cm.cHB  aThe International library of Sociology  aSociology