APA (7th ed.) Citation
Cropper, M. L., Haile, M., & Lampietti, J. (2004). The demand for a malaria vaccine: Evidence from Ethiopia. Journal of Development Economics, 75(1), 303-319.
Chicago Style (17th ed.) Citation
Cropper, Maureen L., Mitiku Haile, and Julian Lampietti. "The Demand for a Malaria Vaccine: Evidence from Ethiopia." Journal of Development Economics 75, no. 1 (2004): 303-319.
MLA (9th ed.) Citation
Cropper, Maureen L., et al. "The Demand for a Malaria Vaccine: Evidence from Ethiopia." Journal of Development Economics, vol. 75, no. 1, 2004, pp. 303-319.
Warning: These citations may not always be 100% accurate.