Simmons, G. F., & Krantz, S. G. (2007). Differential equations: Theory, technique, and practice. McGraw-Hill Higher Education.
Chicago-viite (17. p.)Simmons, George Finlay, ja Steven G. Krantz. Differential Equations: Theory, Technique, and Practice. New York: McGraw-Hill Higher Education, 2007.
MLA-viite (9. p.)Simmons, George Finlay, ja Steven G. Krantz. Differential Equations: Theory, Technique, and Practice. McGraw-Hill Higher Education, 2007.
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