Mitchell, Richard G., Jr. <br/><br/>
Secrecy and fieldwork 

 - Newbury Park, Calif. :  Sage,  1993 
 - 64 
<br/><br/><label>Subjects--Topical Terms: </label><br/>SOCIAL SCIENCES--FIELD WORK<br/>CONFIDENTIAL COMMUNICATIONS<br/>SECRECY
<br/><br/><label>LC Class. No.: </label>H62  / M572S