APA (7th ed.) Citation

Frieling, T., Schemann, M., & Enck, P. (2017). Neurogastroenterologie. De Gruyter.

Chicago Style (17th ed.) Citation

Frieling, Thomas, Michael Schemann, and Paul Enck. Neurogastroenterologie. Berlin ; Boston: De Gruyter, 2017.

MLA (9th ed.) Citation

Frieling, Thomas, et al. Neurogastroenterologie. De Gruyter, 2017.