APA (7th ed.) Citation
Nacul, L. C., Arthur, P., Kirkwood, B. R., Morris, S. S., Carneiro, A. C., & Benjamin, A. F. (1998). The impact of vitamin A supplementation given during a pneumonia episode on the subsequent morbidity of children. Wiley.
Chicago Style (17th ed.) Citation
Nacul, Luis C., Paul Arthur, Betty R. Kirkwood, Saul Sutkover Morris, A. C. Carneiro, and A. F. Benjamin. The Impact of Vitamin A Supplementation Given During a Pneumonia Episode on the Subsequent Morbidity of Children. Wiley, 1998.
MLA (9th ed.) Citation
Nacul, Luis C., et al. The Impact of Vitamin A Supplementation Given During a Pneumonia Episode on the Subsequent Morbidity of Children. Wiley, 1998.
Warning: These citations may not always be 100% accurate.