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