APA (7th ed.) Citation

Rettig, R., Schubert, R., & Kuschinsky, W. (2013). Diagnostik. Physiologie.

Chicago Style (17th ed.) Citation

Rettig, Rainer, Rudolf Schubert, and Wolfgang Kuschinsky. "Diagnostik." Physiologie 2013.

MLA (9th ed.) Citation

Rettig, Rainer, et al. "Diagnostik." Physiologie, 2013.