000 00340nam a2200133Ia 4500
008 180612s9999||||xx |||||||||||||| ||und||
041 _aen
082 _a629.225
100 _aMorling, Roy W
245 0 _aAgricultural tractor hitches analysis of design requirements
260 _aMichigan.
_bASAE
_c1979
300 _a[3],28p
942 _cPR
999 _c66971
_d66971