Recommendations on limits for exposure to ionizing radiation. 

 - Bethesda, Md. :  NCRP,  1987. 
 - viii, 72 p. :  tabla  ;  23 cm. 
 - Report, no.<91> .
 - Estados Unidos. National council on radiation protection and measurements .
 - Report, no.<91> .
<br/><br/> Recommendations of the NCRP  Glosario y bibliografía: p.50-55 
<br/><br/><label>ISBN: </label>0913392898 
<br/><br/><label>ISSN: </label>0083209X 
<br/><br/><label>Standard No.: </label>NCRP-REPORT-91 
<br/><br/><label>Subjects--Topical Terms: </label><br/>RADIACIONES -EXPOSICION
<br/><br/><label>Universal Decimal Class. No.: </label>614.876