Cita APA

Benninghofen, B., Richter, M. M., & Kemmerich, S. (1987). Systems of reductions. Springer-Verlag.

Citación estilo Chicago

Benninghofen, B., Michael M. Richter, and S. Kemmerich. Systems of Reductions. Berlin ; New York: Springer-Verlag, 1987.

Cita MLA

Benninghofen, B., et al. Systems of Reductions. Springer-Verlag, 1987.