APA-viite (7. p.)

Atallah, A., Collins, R., Farrell, B., Handoll, H., Freitas, A., Kinsui, L., . . . Silva, I. (1996). ECPPA: Randomised trial of low dose aspirin for the prevention of maternal and fetal complications in high risk pregnant women.

Chicago-viite (17. p.)

Atallah, A., et al. ECPPA: Randomised Trial of Low Dose Aspirin for the Prevention of Maternal and Fetal Complications in High Risk Pregnant Women. 1996.

MLA-viite (9. p.)

Atallah, A., et al. ECPPA: Randomised Trial of Low Dose Aspirin for the Prevention of Maternal and Fetal Complications in High Risk Pregnant Women. 1996.

Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.