Wilcock, David. <br/><br/>
The source field : investigation 

 - 1st ed. 
 - New york,   Dutton,   2011. 
 - xxiii, 534 p. :  ill. ;  26 cm. 
<br/><br/><label>ISBN: </label>9780525952046 
<br/><br/><label>LC Class. No.: </label>BF 1999 WIL 2011