KREYSZIG, E. (1988). Advanced engineering mathematics.-- 6th ed. John Wiley and Sons.
Chicago-viite (17. p.)KREYSZIG, Erwin. Advanced Engineering Mathematics.-- 6th Ed. New York: John Wiley and Sons, 1988.
MLA-viite (9. p.)KREYSZIG, Erwin. Advanced Engineering Mathematics.-- 6th Ed. John Wiley and Sons, 1988.
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