एपीए उद्धरण

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

शिकागो स्टाइल उद्धरण

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

एमएलए उद्धरण

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