000 00495nam a2200181Ia 4500
005 20250508160432.0
008 008 250505s9999 xx 000 0 eng d
037 _aReference
040 _aFEDL
_beng
_cFEDL
041 _aeng
_2eng
084 _a503, VAN
_qFEDL
245 0 _aVan nostrand's scientific encyclopedia
250 _a4th
260 _aNew Jeresy, USA
_bD. Van Nostrand Company
_c1938
300 _avii,2008p.
942 _cREF
_h503, VAN
999 _c1364584
_d1364584