APA (7th ed.) Citation

Davidoff, G. P., Sarnak, P., & Valette, A. (2002). Elementary number theory, group theory and Ramanujan graphs. Cambridge Univ. Press.

Chicago Style (17th ed.) Citation

Davidoff, Guiliana P., Peter Sarnak, and Alain Valette. Elementary Number Theory, Group Theory and Ramanujan Graphs. Cambridge: Cambridge Univ. Press, 2002.

MLA (9th ed.) Citation

Davidoff, Guiliana P., et al. Elementary Number Theory, Group Theory and Ramanujan Graphs. Cambridge Univ. Press, 2002.