Monitoring for radioactive material in international mail transported by public postal operators :  reference manual / 
jointly sponsored by the International Atomic Energy Agency, Universal Postal Union and World Customs Organization 
 - Vienna:  International Atomic Energy Agency,  2006 
 - 39 p. :  ill. ;  24 cm. 
 - IAEA nuclear security series ;  no. 3 .
<br/><br/>Includes bibliographical references 
<br/><br/><label>ISBN: </label> Hadiah 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Radiation--Measurement<br/>Radioactive substances--Security measures<br/>Postal service--Safety measures