000			00347nam a22001217a 4500
008			150827b xxu||||| |||| 00| 0 eng d
020			_a003071477X.
082			_a338.52 LEF
100			_aLEFTWICH RICHARD, H. _cECKERT ROS D.
245			_aTHE PRICE SYSTEM AND RESOURCE ALLOCATION
250			_a9th ED.
260			_aNEW YORK: _bTHE DRYDEN PRESS, _c1985.
999			_c1365 _d1365