APA (7th ed.) Citation

SpringerLink (Online service), Daróczy, Z., & Páles, Z. (2002). Functional equations: Results and advances. Springer.

Chicago Style (17th ed.) Citation

SpringerLink (Online service), Zoltán Daróczy, and Zsolt Páles. Functional Equations: Results and Advances. Boston, MA: Springer, 2002.

MLA (9th ed.) Citation

SpringerLink (Online service), et al. Functional Equations: Results and Advances. Springer, 2002.