एपीए उद्धरण

Savindra Singh. (2007). Geomorphology. Prayak Pustak bhawan.

शिकागो स्टाइल उद्धरण

Savindra Singh. Geomorphology. Allahabad: Prayak Pustak bhawan, 2007.

एमएलए उद्धरण

Savindra Singh. Geomorphology. Prayak Pustak bhawan, 2007.