Radiation exposure from consumer products and miscellaneous sources. - Washington : NCRP, 1977. - iv, 80 p. : tabla, diagr. - Report, no.<56> . - Estados Unidos. National council on radiation protection and measurements . - Report, no.<56> . Recommendations of the NCRP Bibliografía: p.60-67 ISBN: 0913392383 ISSN: 0083209X Standard No.: NCRP-REPORT-56 Subjects--Topical Terms: RADIACIONES -EXPOSICION