APA (7th ed.) Zitazioa
Sarberg, M. (2015). Sleep disorders during pregnancy. Department of Obstetrics and Gynaecology and Department of Clinical and Experimental Medicine Linkoping University.
Chicago Style (17th ed.) Zitazioa
Sarberg, Maria. Sleep Disorders During Pregnancy. Linkoping, Sweden: Department of Obstetrics and Gynaecology and Department of Clinical and Experimental Medicine Linkoping University, 2015.
MLA (9th ed.) Zitazioa
Sarberg, Maria. Sleep Disorders During Pregnancy. Department of Obstetrics and Gynaecology and Department of Clinical and Experimental Medicine Linkoping University, 2015.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.