.Elder, J. P. (2001). Behavior change & public health in the developing world. Sage Publications.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি.Elder, John P. Behavior Change & Public Health in the Developing World. Thousand Oaks, Calif: Sage Publications, 2001.
M.L.A (9 ম সংস্করণ) উদ্ধৃতি.Elder, John P. Behavior Change & Public Health in the Developing World. Sage Publications, 2001.