APA (7th ed.) Citation

SpringerLink (Online service), Retakh, V., Singer, I. M., & Etingof, P. The unity of mathematics: In honor of the ninetieth birthday of I.M. Gelfand.

Chicago Style (17th ed.) Citation

SpringerLink (Online service), Vladimir Retakh, I. M. Singer, and Pavel Etingof. The Unity of Mathematics: In Honor of the Ninetieth Birthday of I.M. Gelfand.

MLA (8th ed.) Citation

SpringerLink (Online service), et al. The Unity of Mathematics: In Honor of the Ninetieth Birthday of I.M. Gelfand.