Dyfyniad APA

Boyce, W. E. (2003). Elementary differential equations. New Yersey: John Wiley & Son.

Dyfyniad Arddull Chicago

Boyce, Wiiliam E. Elementary Differential Equations. New Yersey: John Wiley & Son, 2003.

Dyfyniad MLA

Boyce, Wiiliam E. Elementary Differential Equations. New Yersey: John Wiley & Son, 2003.

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