APA (7th ed.) Citation

SpringerLink (Online service), Schmidt, R. F., & Gebhart, G. F. (2013). Encyclopedia of pain. Springer Berlin Heidelberg Imprint Springer.

Chicago Style (17th ed.) Citation

SpringerLink (Online service), Robert F. Schmidt, and Gerald F. Gebhart. Encyclopedia of Pain. Berlin Heidelberg: Springer Berlin Heidelberg Imprint Springer, 2013.

MLA (8th ed.) Citation

SpringerLink (Online service), et al. Encyclopedia of Pain. Springer Berlin Heidelberg Imprint Springer, 2013.