Reddick, H. W. (1956). Differential equations (3rd.). John Wiley Publication.
Lua i Stíl Chicago (17ú heag.)Reddick, Harry W. Differential Equations. 3rd. New York: John Wiley Publication, 1956.
Lua MLA (9ú heag.)Reddick, Harry W. Differential Equations. 3rd. John Wiley Publication, 1956.
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