APA (7th ed.) Citation

Baskin, S. M., & Levin, M.. (2008). Comprehensive review of headache medicine. Oxford University Press.

Chicago Style (17th ed.) Citation

Baskin, Steven M., and Morris Levin. Comprehensive Review of Headache Medicine. Oxford ; New York: Oxford University Press, 2008.

MLA (9th ed.) Citation

Baskin, Steven M., and Morris Levin. Comprehensive Review of Headache Medicine. Oxford University Press, 2008.