एपीए उद्धरण

Pitty, A. (1978). Geography and soil properties. Methuen & Co Ltd.

शिकागो स्टाइल उद्धरण

Pitty, A.P. Geography and Soil Properties. Cambridge: Methuen & Co Ltd, 1978.

एमएलए उद्धरण

Pitty, A.P. Geography and Soil Properties. Methuen & Co Ltd, 1978.