.Elder, J. P. (2001). Behavior change & public health in the developing world. Sage Publications.
Chicago-viite (17. p.).Elder, John P. Behavior Change & Public Health in the Developing World. Thousand Oaks, Calif: Sage Publications, 2001.
MLA-viite (9. p.).Elder, John P. Behavior Change & Public Health in the Developing World. Sage Publications, 2001.
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