000 | 00346nam a2200121Ia 4500 | ||
---|---|---|---|
008 | 160509s9999 xx 000 0 und d | ||
020 | _a0036-8733 | ||
100 | _aScientific American | ||
245 | _aScientific American : 1990 : Volume 263(Jul-Dec) : Shelf 23.4 | ||
260 |
_bScientific American _c1990 |
||
300 | _a108p. | ||
650 | _aScientific American | ||
999 |
_c5243 _d5243 |