00654     2200205   4500001002100000008004100021035002000062245011300082100001600195260004200211300004500253084001800298520002200316520002200338082001400360650001800374650001800392990001900410990001900429INLIS000000000026980                                   Ind    a0010-1218008818  aCommunities and their development: an introductory study with special reference to the tropicscBATTEN, T.R.  aT.R. Batten  aLondonbOxpord University Pressc1957  a248 p.: ill.; 19 cmc248 p.: ill.; 19 cm  a301.18.00BATc  aBibl.: p. 232-242  aIndex: p. 242-248  a301.18.00  aSOCIAL GROUPS  aSOCIAL CHANGE  a49/69-mfn28837  a49/69-mfn34168