Παραπομπή APA

Courant, R., & Schiffer, M. (1950). Dirichlet's principle, conformal mapping, and minimal surfaces. New York: Interscience Publishers.

Παραπομπή Chicago Style

Courant, Richard, and M. Schiffer. Dirichlet's Principle, Conformal Mapping, and Minimal Surfaces. New York: Interscience Publishers, 1950.

Παραπομπή MLA

Courant, Richard, and M. Schiffer. Dirichlet's Principle, Conformal Mapping, and Minimal Surfaces. New York: Interscience Publishers, 1950.

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