APA (7th ed.) Citation

Chrubasik, J., Chrubasik, S., & Mather, L. (1993). Postoperative epidural opioids. Springer.

Chicago Style (17th ed.) Citation

Chrubasik, Joachim, Sigrun Chrubasik, and Laurence Mather. Postoperative Epidural Opioids. Berlin [u.a.]: Springer, 1993.

MLA (9th ed.) Citation

Chrubasik, Joachim, et al. Postoperative Epidural Opioids. Springer, 1993.