Cita APA (7a ed.)

Waldschmidt, H., Tzschach, H. G. ., Waldschmidt, H. ., & Walter, H. K.. (1977). Theoretical computer science: 3rd GI Conference : Darmstadt, March 28-30, 1977. Springer-Verlag.

Cita Chicago Style (17a ed.)

Waldschmidt, H., H. G. Tzschach, H. Waldschmidt, y H. K.-G Walter. Theoretical Computer Science: 3rd GI Conference : Darmstadt, March 28-30, 1977. Berlin [etc.]: Springer-Verlag, 1977.

Cita MLA (9a ed.)

Waldschmidt, H., et al. Theoretical Computer Science: 3rd GI Conference : Darmstadt, March 28-30, 1977. Springer-Verlag, 1977.