000			00545nam a2200181Ia 4500
008			170706s9999 xx 000 0 und d
020			_c918.57
040			_aCNCI LIBRARY
041			_aEnglish
082			_a539.7 _bP9401
245			_aProceedings of the United Nations International Conference on the Peaceful Uses of Atomic Energy: isotopes in research
260			_aGeneva _bUnited Nations _c1958
300			_aVol.20 (vi, 267)p.; ill.
500			_aContent v.20
650			_aAtomic Energy
650			_aIsotopes in Research
942			_cBK
999			_c741 _d741