Handbook of research design and social measurement / 
Delbert C. Miller, Neil J. Salkind 
 - 6th ed. 
 -  Sage Publications  2002 
<br/><br/>16163 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social sciences - Research<br/>Sociometry
<br/><br/><label>LC Class. No.: </label>H62  / Han