000 00361nam a2200109 4500
245 _aPlanning investments with economies of scale
_cby Larry E. Westphal
100 _aWestphal, Larry E.
260 _aAmsterdam
_bNorth-Holland Publishing Company
_c1971
300 _axxiii, 380p.; 23cm.-
490 _aContribution to economic analysis; no.69
082 _a338.9
_bWES
999 _c27646
_d27646