000 00343n a2200145 a 4500
000 B B
001 013954
005 20220201182158.0
082 _a500
_bN2.1-12 GEN
245 _aWorld of Science:
_bLight & Vision
260 _aSydney
_bRegency Pub
_c1992
300 _a40+ii+ illus.
690 _aScience,General
908 _aG
999 _c13965
_d13965