Field Research:   A Sourcebook and Field Manual / 
edited by Robert G. Burgess 
 - London ; New York :   Routledge ,   1982. 
 - 286 p.  25cm. 
<br/><br/><br/>Eng 
<br/><br/><label>ISBN: </label>0415078938 (Pbk);Zwd1987.00 
<br/><br/><label>LC Class. No.: </label>HM48 FIE 1982