000 00294nam a2200121Ia 4500
008 220201s1980 xx 000 0 eng d
082 _bVER
100 _aVero Radu
245 0 _aUnderstanding prospective
260 _aNew york
_bVan nostrand reinhold co.
_c1980
300 _a191
942 _2ddc
999 _c22499
_d22499