Παραπομπή APA

Sönmez, N., Romm, K. L., Andreasssen, O. A., Melle, I., & Røssberg, J. I. (2013). Depressive symptoms in first episode psychosis: A one-year follow-up study. BioMed Central.

Παραπομπή Chicago Style

Sönmez, Nasrettin, Kristin Lie Romm, Ole A. Andreasssen, Ingrid Melle, και Jan Ivar Røssberg. Depressive Symptoms in First Episode Psychosis: A One-year Follow-up Study. BioMed Central, 2013.

Παραπομπή MLA

Sönmez, Nasrettin, et al. Depressive Symptoms in First Episode Psychosis: A One-year Follow-up Study. BioMed Central, 2013.

Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.