000
00317nam a2200133Ia 4500
008
180712s9999 xx 000 0 und d
020
_a
9231020528
082
_a
371.6
_b
UNi
100
_a
UNESCO
245
_a
New trends in school science equipment
260
_a
Paris
_b
UNESCO
_c
1983
300
_a
161 p.
942
_c
S
999
_c
29044
_d
29044