Bieger, George R. <br/><br/>
Educational research/ 
by George R. Bieger 
 - U.S.A:  Delmar Publishers,  c1996 
 - xv-p.251 
<br/><br/> Include reference and index. 
<br/><br/>Chapter 1.Identifying research problems  --chapter 2. selecting a research approach  --chapter 3. research design  --chapter 4. threats to internal and external validity  --chapter 5. sampling  --chapter 6.choosing statistical techniques  --7. Interpreting research results  --chapter 8. The research report  --chapter 9. ethical considerations. 
<br/><br/><label>ISBN: </label>0-8273-6834-8 
<br/><br/><label>Dewey Class. No.: </label>BCir.370.78  / B47e 1996