000 00362nam a2200157Ia 4500
082 _a658.152
_bW537.PI
100 _aWestphal, L. E.
245 _aPlanning investments with economics of scale
_b
260 _aAmsterdam
_bNorth-Holland
_c1971
300 _axxiii, 380p.
500 _a
690 _a
700 _a
964 _a
_b
_c
_d
_e
_f
_g
921 _a16727
999 _c16727
_d16727