000 00352nam a2200157Ia 4500
008 190201s9999 xx 000 0 und d
020 _a852268912
082 _a621
082 _b3192 V
100 _a"Valkenburg, M.E.Van"
245 0 _aIntroduction to Modern N
260 _aNew Delhi
260 _bWiley
260 _c1960
300 _a"xii, 498"
999 _c24447
_d24447