एपीए उद्धरण

Sharma, J., & Singh,Kehar. (2001). Partial differential equations for engineers and scientists. Narosa.

शिकागो स्टाइल उद्धरण

Sharma, J.N, और Singh,Kehar. Partial Differential Equations for Engineers and Scientists. New Delhi: Narosa, 2001.

एमएलए उद्धरण

Sharma, J.N, और Singh,Kehar. Partial Differential Equations for Engineers and Scientists. Narosa, 2001.