000
00279nam a2200109Ia 4500
008
200302s9999 xx 000 0 und d
100
_a
Istvan Hargittai and others
245
_a
Smmetry A Unifying Concept
260
_b
Shlter Publication Inc.,
260
_c
1994
300
_a
222 P.,
999
_c
5695
_d
5695