Cita APA (7a ed.)
R, G., & I, M. (2002). Headaches associated with refractive errors: Myth or reality? Headache: The Journal of Head & Face Pain, 42(4), 256-263.
Cita Chicago Style (17a ed.)
R, Gil-Gouveia, y Martins I. "Headaches Associated with Refractive Errors: Myth or Reality?" Headache: The Journal of Head & Face Pain 42, no. 4 (2002): 256-263.
Cita MLA (9a ed.)
R, Gil-Gouveia, y Martins I. "Headaches Associated with Refractive Errors: Myth or Reality?" Headache: The Journal of Head & Face Pain, vol. 42, no. 4, 2002, pp. 256-263.
Precaución: Estas citas no son 100% exactas.