APA (7th ed.) Citation

ScienceDirect (Online service), Schmidt, D., & Schachter, S. C. (2008). Puzzling cases of epilepsy (2nd ed.). Academic.

Chicago Style (17th ed.) Citation

ScienceDirect (Online service), Dieter Schmidt, and Steven C. Schachter. Puzzling Cases of Epilepsy. 2nd ed. New York, NY: Academic, 2008.

MLA (9th ed.) Citation

ScienceDirect (Online service), et al. Puzzling Cases of Epilepsy. 2nd ed. Academic, 2008.