Sneddon, I. N. (1957). Elements of partial differential equations. McGraw-Hill.
Chicago Edition CitationSneddon, Ian N. Elements of Partial Differential Equations. New York: McGraw-Hill, 1957.
Cita MLASneddon, Ian N. Elements of Partial Differential Equations. McGraw-Hill, 1957.
Atenció: Aquestes cites poden no estar 100% correctes.