APA aipamena

Pickard, A. J. (2013). Research methods in information. London: Facet.

Chicago Style aipamena

Pickard, Alison Jane. Research Methods in Information. London: Facet, 2013.

MLA aipamena

Pickard, Alison Jane. Research Methods in Information. London: Facet, 2013.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.