Kelley, W. G., & Peterson, A. C. (2001). Difference Equations: An introduction with applications (2nd ed.). Academic Press.
Čikaški stil citiranja (17. izdanje)Kelley, Walter G., i Allan C. Peterson. Difference Equations: An Introduction with Applications. 2nd ed. San Diego, CA: Academic Press, 2001.
MLA način citiranja (9. izdanje)Kelley, Walter G., i Allan C. Peterson. Difference Equations: An Introduction with Applications. 2nd ed. Academic Press, 2001.
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