APA-referens

Rao, K. S. (1997). Introduction to partial differential equations. Prentice Hall of India.

Chicago-stil citat

Rao, K. Sankara. Introduction to Partial Differential Equations. NewDelhi: Prentice Hall of India, 1997.

MLA-referens

Rao, K. Sankara. Introduction to Partial Differential Equations. Prentice Hall of India, 1997.

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