APA aipamena

Kelly, A., & Goodacre, S. (2001). Chest pain observation units. BMJ Group.

Chicago Style aipamena

Kelly, A., and S. Goodacre. Chest Pain Observation Units. BMJ Group, 2001.

MLA aipamena

Kelly, A., and S. Goodacre. Chest Pain Observation Units. BMJ Group, 2001.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.