Maintaining radiation protection records. - Bethesda, Md. : NCRP, 1992. - x, 86 p. - Report, no.<114> . - Estados Unidos. National council on radiation protection and measurements . - Report, no.<114> . Recommendations of the NCRP ApĂ©ndices, glosario y bibliografĂa: p.52-65 ISBN: 0929600274 ISSN: 0083209X Standard No.: NCRP-REPORT-114