APA (7th ed.) Citation

Caffarelli, L. A., & Salsa, S. (2005). A geometric approach to free boundary problems. American Mathematical Society.

Chicago Style (17th ed.) Citation

Caffarelli, Luis A., and S. Salsa. A Geometric Approach to Free Boundary Problems. Providence, RI: American Mathematical Society, 2005.

MLA (9th ed.) Citation

Caffarelli, Luis A., and S. Salsa. A Geometric Approach to Free Boundary Problems. American Mathematical Society, 2005.