000 00604cam6a220019300 4500
001 zam00007120
008 970717n xx eng u
035 _a(Sirsi) r137120
040 _dUPRA
100 _aRobertson, Gerald C.
_6A109178.1
245 1 3 _aAn APL manual for the school of agricultural economics and extension education.
260 _aOntario :
_bUniversity of Grulph,
_c1973.
440 0 _aReprint no. 29
_6S16708.1
520 _aComputer manual.
650 4 _aAgriculture.
_6S525.1
650 4 _aAgricultural equipment.
_6S82731.1
949 1 0 _mINESOR
_tBOOK
_lON-SHELF
004 137120
999 _c25534
_d25534