Sneddon, I. N. (1957). Elements of Partial Differential Equations. Mc Graw-Hill.
Chicago Style aipamenaSneddon, Ian N. Elements of Partial Differential Equations. Auckland: Mc Graw-Hill, 1957.
MLA aipamenaSneddon, Ian N. Elements of Partial Differential Equations. Mc Graw-Hill, 1957.
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