000			00301nam a22001337a 4500
008			170403b xxu||||| |||| 00| 0 eng d
020			_a9788120343689
041			_aeng
080			_a574
100			_a9
101			_aSHM
245			_aTHE ECONOMICS OF THE ENVIRONMENT _cBERCK, P
942			_2udc _cBK
999			_c9513 _d9513