एपीए उद्धरण

Pickles , J. (2006). Social implications of geographic information systems. Rawat.

शिकागो स्टाइल उद्धरण

Pickles , John. Social Implications of Geographic Information Systems. Jaipur: Rawat, 2006.

एमएलए उद्धरण

Pickles , John. Social Implications of Geographic Information Systems. Rawat, 2006.