000 00350pam a2200145a 44500
082 _a629
_bEL59s
100 _aEllis, David Owen
245 1 _aSYSTEMS PHILOSOPHY
260 _aEnglewood Cliffs, N. J.
_bPrentice-Hall
_c1962
300 _a387
650 _aSystems Engineering
700 _aLudwig, Fred J.
964 _gCIRC
997 _a59737 C
999 _c418169
_d418169