000			00317nam a2200133Ia 4500
008			210901s1978 xx 000 0 eng d
082			_a338.521 WAT
100			_aWatson. S Donald
245		0	_aPrice theory and its uses
260			_aDelhi _bKhosla _c1978
300			_a445
650			_aEconomics
942			_2ddc _cBK
999			_c13768 _d13768