Logan, J. D. (2010). A First course in differential equations (Second ed.). Springer.
Chicago-viite (17. p.)Logan, J. David. A First Course in Differential Equations. Second ed. New York, NY: Springer, 2010.
MLA-viite (8. p.)Logan, J. David. A First Course in Differential Equations. Second ed. Springer, 2010.
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