Dyfyniad APA

Sneddon, I. N. (1957). Elements of partial differential equations. McGraw-Hill.

Dyfyniad Arddull Chicago

Sneddon, Ian N. Elements of Partial Differential Equations. New York: McGraw-Hill, 1957.

Dyfyniad MLA

Sneddon, Ian N. Elements of Partial Differential Equations. McGraw-Hill, 1957.

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