Fraenkel, J. R., & Wallen, N. E. (2009). How to design and evaluate research in education (7th ed.). McGraw-Hill.
Kopierejuvvon čuohpusbeavdái
Kopieren čuohpusbeavdái ii lihkostuvvan
Chicago-čujuhus (17. p.)
Fraenkel, Jack R., juo Norman E. Wallen. How to Design and Evaluate Research in Education. 7th ed. Boston: McGraw-Hill, 2009.
Kopierejuvvon čuohpusbeavdái
Kopieren čuohpusbeavdái ii lihkostuvvan
MLA-čujuhus (9. p.)
Fraenkel, Jack R., juo Norman E. Wallen. How to Design and Evaluate Research in Education. 7th ed. McGraw-Hill, 2009.
Kopierejuvvon čuohpusbeavdái
Kopieren čuohpusbeavdái ii lihkostuvvan
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.