Cita APA (7a ed.)

Gross, W., & Gass, E. (2009). Richter. Herder.

Cita Chicago Style (17a ed.)

Gross, Walter, y Erasmus Gass. Richter. Freiburg im Breisgau [etc.]: Herder, 2009.

Cita MLA (9a ed.)

Gross, Walter, y Erasmus Gass. Richter. Herder, 2009.