APA aipamena

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

Chicago Style aipamena

Silberstein, Stephen D. Headache in Clinical Practice. 1998.

MLA aipamena

Silberstein, Stephen D. Headache in Clinical Practice. 1998.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.