APA (7th ed.) Citation

Kelley, W. G., & Peterson, A. C. (1991). Difference equations: An introd. with applications (1. print.). Acad. Pr.

Chicago Style (17th ed.) Citation

Kelley, Walter G., and Allan C. Peterson. Difference Equations: An Introd. with Applications. 1. print. Boston [u.a.]: Acad. Pr, 1991.

MLA (9th ed.) Citation

Kelley, Walter G., and Allan C. Peterson. Difference Equations: An Introd. with Applications. 1. print. Acad. Pr, 1991.