Cita APA (7a ed.)

Silberstein, S. D. (1998). Headache in Clinical Practice. Book Print Limited.

Cita Chicago Style (17a ed.)

Silberstein, Stephen D. Headache in Clinical Practice. Barcelona: Book Print Limited, 1998.

Cita MLA (9a ed.)

Silberstein, Stephen D. Headache in Clinical Practice. Book Print Limited, 1998.