John, F. (1982). Partial differential equations (Fourth edition.). Springer-Verlag.
Chicago Style (17. basım) AtıfJohn, Fritz. Partial Differential Equations. Fourth edition. New York: Springer-Verlag, 1982.
MLA (8th ed.) AtıfJohn, Fritz. Partial Differential Equations. Fourth edition. Springer-Verlag, 1982.
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