000 00279nam a2200085 4500
245 _aRicher harvest : new horizons for developing countries
_cSudhir Sen
100 _aSen, Sudhir
260 _aTata McGraw - Hill Publishing
_bc1974
_cxxiii,573p.:ill.; 23cm.
082 _a338.16091724
_bSEN
999 _c11862
_d11862