000 00269nam a2200097Ia 4500
100 _aSingh Rajinder, Ahuja S S & Gill K S
245 _aPhased Mechanization of Grain Markets
260 _bPunjab Agri University, Ludhiana
082 _aN75/B12485
300 _app 73; 33*21
999 _c15245
_d15245