APA način citiranja

Zeitlin, J., Szamotulska, K., Drewniak, N., Mohangoo, A., Chalmers, J., Sakkeus, L., . . . Blondel, B. (2013). Preterm birth time trends in Europe: A study of 19 countries. BJOG.

Čikaški stil citiranja

Zeitlin, J., et al. "Preterm Birth Time Trends in Europe: A Study of 19 Countries." BJOG 2013.

MLA način citiranja

Zeitlin, J., et al. "Preterm Birth Time Trends in Europe: A Study of 19 Countries." BJOG 2013.