Kelley, W. G., & Peterson, A. C. (2001). Difference Equations: An introduction with applications (2nd ed.). Academic Press.
Citazione stile Chigago Style (17a edizione)Kelley, Walter G., e Allan C. Peterson. Difference Equations: An Introduction with Applications. 2nd ed. San Diego, CA: Academic Press, 2001.
Citatione MLA (9a ed.)Kelley, Walter G., e Allan C. Peterson. Difference Equations: An Introduction with Applications. 2nd ed. Academic Press, 2001.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.