000 00318nam a2200121Ia 4500
008 140113s9999 xx 000 0 und d
082 _a"652.1/.5.001.5/06""1972""(047) L3"
100 _aAnonymous
245 _aScience Indicators
260 _a1973
_bGovt. Printing office
_cWashington
300 _a145
942 _cBK
999 _c58841
_d58841