Sneddon, I. N. (1957). Elements of partial differential equations. Mc Graw - Hill.
Chicago Edition CitationSneddon, Ian N. Elements of Partial Differential Equations. New York: Mc Graw - Hill, 1957.
MLA引文Sneddon, Ian N. Elements of Partial Differential Equations. Mc Graw - Hill, 1957.
警告:這些引文格式不一定是100%准確.