000			00346nam a2200145Ia 4500
008			180611s9999||||xx |||||||||||||| ||und||
020			_a669144940
041			_aen
082			_a330.076
100			_aJ Vernon Henderson
245		0	_aPrinciples Of Economics
260			_aToronto _bD.C.Heath and Company _c1991
300			_a560, P.
942			_cLL
999			_c9746 _d9746