000 00279nam a2200109Ia 4500
008 251112s9999||||xx |||||||||||||| ||und||
040 _aCNCLSA
245 0 _aCurrent Contents
260 _c1970
_bInstitute for Scientific Information
_aPhiladelphia
300 _bV.13
942 _cJRBV
999 _c24721
_d24721