000 00272nam a2200097Ia 4500
100 _aStewert A & Porter W D
245 _aLand Buse Classification In Thespecial Areas Of Alberta
260 _bMinistry Of Agr, Canada
082 _aN42/B02017
300 _a73 WITH 10 MAPS; 25*16
999 _c22931
_d22931