APA način citiranja

Romøren, M., Lindbæk, M., & Nordeng, H. (2012). Pregnancy outcome after gestational exposure to erythromycin – a population-based register study from Norway. Blackwell Science Inc.

Čikaški stil citiranja

Romøren, Maria, Morten Lindbæk, i Hedvig Nordeng. Pregnancy Outcome After Gestational Exposure to Erythromycin – a Population-based Register Study From Norway. Blackwell Science Inc, 2012.

MLA način citiranja

Romøren, Maria, Morten Lindbæk, i Hedvig Nordeng. Pregnancy Outcome After Gestational Exposure to Erythromycin – a Population-based Register Study From Norway. Blackwell Science Inc, 2012.