APA引文

Collier, R. (2009). Progress made in maternal and child health, but challenges remain. Canadian Medical Association.

Citação norma Chicago

Collier, Roger. Progress Made in Maternal and Child Health, but Challenges Remain. Canadian Medical Association, 2009.

MLA引文

Collier, Roger. Progress Made in Maternal and Child Health, but Challenges Remain. Canadian Medical Association, 2009.

警告：這些引文格式不一定是100％准確.