Cita APA (7a ed.)

Gray, R. N. (1999). Drug treatments for the prevention of migraine headache. Agency for Health Care Policy and Research (US).

Cita Chicago Style (17a ed.)

Gray, Rebecca N. Drug Treatments for the Prevention of Migraine Headache. Rockville, MD: Agency for Health Care Policy and Research (US), 1999.

Cita MLA (9a ed.)

Gray, Rebecca N. Drug Treatments for the Prevention of Migraine Headache. Agency for Health Care Policy and Research (US), 1999.