abdel karim, a. i. (1964). numerical integration methods. the institute of national planning.
Čikaški stil citiranja (17. izdanje)abdel karim, abbas i. Numerical Integration Methods. cairo: the institute of national planning, 1964.
MLA način citiranja (9. izdanje)abdel karim, abbas i. Numerical Integration Methods. the institute of national planning, 1964.
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