एपीए उद्धरण

Haslam, S. (1991). River Pollution: An Ecological Perspective. CBS colllege.

शिकागो स्टाइल उद्धरण

Haslam, S.M. River Pollution: An Ecological Perspective. Delhi: CBS colllege, 1991.

एमएलए उद्धरण

Haslam, S.M. River Pollution: An Ecological Perspective. CBS colllege, 1991.