000 00289nam a2200121Ia 4500
008 160710s1977 xx 000 0 und d
082 _a519.2 JOH
100 _aJOHNSON,N.L.
245 _aURN MODELS AND THEIR APPLICATIONS
260 _bJOHN WILEY
_c1977
300 _a402
942 _2ddc
_cB
999 _c39121
_d39121