Educational research planning, conducting, and evaluating quantitative and qualitative research
| मुख्य लेखक: | |
|---|---|
| स्वरूप: | पुस्तक | 
| प्रकाशित: | 
        Boston, Mass.
          Pearson
    
        c2012.
     | 
| संस्करण: | 4th ed. | 
| विषय: | 
| मुख्य लेखक: | |
|---|---|
| स्वरूप: | पुस्तक | 
| प्रकाशित: | 
        Boston, Mass.
          Pearson
    
        c2012.
     | 
| संस्करण: | 4th ed. | 
| विषय: |