APA (7th ed.) Citation

Sario, L., & Nakai, M. (1970). Classification theory of Riemann surfaces. Springer-Verlag.

Chicago Style (17th ed.) Citation

Sario, Leo, and Mitsuru Nakai. Classification Theory of Riemann Surfaces. Berlin, New York: Springer-Verlag, 1970.

MLA (8th ed.) Citation

Sario, Leo, and Mitsuru Nakai. Classification Theory of Riemann Surfaces. Springer-Verlag, 1970.