Sigler, Robert Thomas <br/><br/>
Influence and gang membership in three juvenile correctional institutions / 
by Robert Thomas Sigler 
 - Columbia :  University of Missouri,  1974 
 - 219 p. :  ill. ;  20 cm. 
<br/><br/>Thesis Ph.D., University of Missouri - Columbia, 1974 
<br/><br/>p. 158-168 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Correctional institutions<br/>Corrections--United States
<br/><br/><label>Subjects--Geographic Terms: </label><br/>United States--Corrections