Dalessio, D. J. (1987). Wolff`s Headache and other head pain.
Cita Chicago (17th ed.)Dalessio, Donald J. Wolff`s Headache and Other Head Pain. 1987.
Cita MLA (9th ed.)Dalessio, Donald J. Wolff`s Headache and Other Head Pain. 1987.
Atenció: Aquestes cites poden no estar 100% correctes.