Cita APA (7a ed.)

Akasoy, A. (2007). The medicinal use of opium in ninth-century Baghdad.

Cita Chicago Style (17a ed.)

Akasoy, A. The Medicinal Use of Opium in Ninth-century Baghdad. 2007.

Cita MLA (9a ed.)

Akasoy, A. The Medicinal Use of Opium in Ninth-century Baghdad. 2007.