Ram Ahuja. (2005). Research methods. Rawat.
Chicago Style aipamenaRam Ahuja. Research Methods. New Delhi: Rawat, 2005.
MLA aipamenaRam Ahuja. Research Methods. Rawat, 2005.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.
Ram Ahuja. (2005). Research methods. Rawat.
Chicago Style aipamenaRam Ahuja. Research Methods. New Delhi: Rawat, 2005.
MLA aipamenaRam Ahuja. Research Methods. Rawat, 2005.