Sneddon, I. N. (1957). Elements of partial differential equations. Mc Graw - Hill.
Čikaški stil citiranjaSneddon, Ian N. Elements of Partial Differential Equations. New York: Mc Graw - Hill, 1957.
MLA način citiranjaSneddon, Ian N. Elements of Partial Differential Equations. Mc Graw - Hill, 1957.
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