APA (7th ed.) Citation

Greenwood, A., Armstrong, J., Byass, P., Snow, R., & Greenwood, B. (1992). Malaria chemoprophylaxis, birth weight and child survival.

Chicago Style (17th ed.) Citation

Greenwood, A., JR Armstrong, P. Byass, R. Snow, and B. Greenwood. Malaria Chemoprophylaxis, Birth Weight and Child Survival. 1992.

MLA (9th ed.) Citation

Greenwood, A., et al. Malaria Chemoprophylaxis, Birth Weight and Child Survival. 1992.