APA (7th ed.) Citation

Manfrino, R. B., Delgado, R. V., & Gomez Ortega, J. A. (2009). Inequalities: A mathematical olympiad approach. Birkhauser.

Chicago Style (17th ed.) Citation

Manfrino, Radmila Bulajich, Rogelio Valdez Delgado, and Jose Antonio Gomez Ortega. Inequalities: A Mathematical Olympiad Approach. Basel: Birkhauser, 2009.

MLA (8th ed.) Citation

Manfrino, Radmila Bulajich, et al. Inequalities: A Mathematical Olympiad Approach. Birkhauser, 2009.