605,147 LIMITS Limits for inhalation of radon daughters by workes : a report of the International Commission on Radiological Protection. -Oxford / etc./ Pergamon Press, /1981] -IV, 24 s. wykr. ; 24 cm (ICRP PPublication ; 32 ) (Annals of the ICRP ; vol. 6 nr 1) ISBN 0 08 028864 2