Styl cytowania APA

Whittington, D., Lampietti, J., Poulos, C., Cropper, M. L., & Haile, M. (2000). The Value of Preventing Malaria in Tembien, Ethiopia. The World Bank.

Styl cytowania Chicago

Whittington, Dale, Julian Lampietti, Christine Poulos, Maureen L. Cropper, i Mitiku Haile. The Value of Preventing Malaria in Tembien, Ethiopia. Washington, D.C: The World Bank, 2000.

Styl cytowania MLA

Whittington, Dale, et al. The Value of Preventing Malaria in Tembien, Ethiopia. The World Bank, 2000.