000 00356nam a2200133Ia 4500
008 251112s9999||||xx |||||||||||||| ||und||
040 _aCNCLSA
100 _aPhilip H. Abelson
245 0 _aScience
260 _cJanuary-March, 1970
_bAmerican Association For the Advancement of science
_aWashington
300 _a1-1766
300 _bV.167
942 _cJRBV
999 _c21912
_d21912