APA aipamena

Mactier, H., & Weaver, L. (2005). Vitamin A and preterm infants: What we know, what we don't know, and what we need to know. BMJ Group.

Chicago Style aipamena

Mactier, H., and L. Weaver. Vitamin A and Preterm Infants: What We Know, What We Don't Know, and What We Need to Know. BMJ Group, 2005.

MLA aipamena

Mactier, H., and L. Weaver. Vitamin A and Preterm Infants: What We Know, What We Don't Know, and What We Need to Know. BMJ Group, 2005.