000 nam a22 4500
999 _c2661
_d2661
008 170315b xxu||||| |||| 00| 0 eng d
082 _a030
_bYEA
245 _aYearbook of Science and the Future: 1994
260 _aChicago:
_bEncyclopedia Britannica, Inc,
_c1994.
300 _a512p.;
_c29cm
942 _2ddc
_cPR