000 00434nam a22001337a 4500
008 230509b |||||||| |||| 00| 0 eng d
040 _aNational Science Library
_cNational Science Library
080 _aR 030.1
_bN3
245 _a1993 britannica book of the year
_c/ Encyclopaedia Britannica, Inc.,
260 _aChicago:
_bEncyclopaedia Britannica, Inc.,
_c1993
300 _a928p.
650 _aReference works
942 _2udc
_cREF
999 _c27986
_d27986