Gorard,Stephen. (2008). Quantitative research in education: Vol.2- Key techniques for education research. Sage.
Chicago Style aipamenaGorard,Stephen. Quantitative Research in Education: Vol.2- Key Techniques for Education Research. Los Angeles: Sage, 2008.
MLA aipamenaGorard,Stephen. Quantitative Research in Education: Vol.2- Key Techniques for Education Research. Sage, 2008.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.