Ruane, J. M. (2005). Essentials of Research Methods: A Guide to Social Science Research. Blackwell Publishing.
Chicago Style aipamenaRuane, Janet M. Essentials of Research Methods: A Guide to Social Science Research. USA: Blackwell Publishing, 2005.
MLA aipamenaRuane, Janet M. Essentials of Research Methods: A Guide to Social Science Research. Blackwell Publishing, 2005.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.