Dyfyniad APA

Aiken, A. R., & Trussell, J. (2016). High hopes versus harsh realities: The population impact of emergency contraceptive pills. BJOG.

Dyfyniad Arddull Chicago

Aiken, Abigail RA, and James Trussell. "High Hopes Versus Harsh Realities: The Population Impact of Emergency Contraceptive Pills." BJOG 2016.

Dyfyniad MLA

Aiken, Abigail RA, and James Trussell. "High Hopes Versus Harsh Realities: The Population Impact of Emergency Contraceptive Pills." BJOG 2016.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.