APA (7th ed.) Citation

Fleischhacker, W., & Stolerman, I. P. (2010). Gabapentin. Encyclopedia of Psychopharmacology, 549. https://doi.org/10.1007/978-3-540-68706-1_1874

Chicago Style (17th ed.) Citation

Fleischhacker, Wolfgang, and Ian P. Stolerman. "Gabapentin." Encyclopedia of Psychopharmacology 2010: 549. https://doi.org/10.1007/978-3-540-68706-1_1874.

MLA (9th ed.) Citation

Fleischhacker, Wolfgang, and Ian P. Stolerman. "Gabapentin." Encyclopedia of Psychopharmacology, 2010, p. 549, https://doi.org/10.1007/978-3-540-68706-1_1874.