Luepker, R. V. (2004). Cardiovascular survey methods (3rd ed.). World Health Organization.
Citazione stile Chigago Style (17a edizione)Luepker, Russell V. Cardiovascular Survey Methods. 3rd ed. Geneva: World Health Organization, 2004.
Citatione MLA (8a ed.)Luepker, Russell V. Cardiovascular Survey Methods. 3rd ed. World Health Organization, 2004.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.