Cita APA (7a ed.)

Schmidt, G., & Ströhlein, T. (1993). Relations and graphs: Discrete mathematics for computer scientists. Springer-Verlag.

Cita Chicago Style (17a ed.)

Schmidt, Gunther, y Thomas Ströhlein. Relations and Graphs: Discrete Mathematics for Computer Scientists. Berlín: Springer-Verlag, 1993.

Cita MLA (9a ed.)

Schmidt, Gunther, y Thomas Ströhlein. Relations and Graphs: Discrete Mathematics for Computer Scientists. Springer-Verlag, 1993.