Nation Jack R <br/><br/>
Research Methods 
Jack R Nation 
 - Upper Saddle River N.J. :   Prentice Hall :  1997. 
 - 430  26cm 
<br/><br/><br/>Eng 
<br/><br/><label>ISBN: </label>23861320 
<br/><br/><label>LC Class. No.: </label>BF76.5 NAT1997