Cita APA (7th ed.)
Madrid, I., Velázquez, G., & Fefer, E. (1998). The economics of pharmaceuticals and health sector reform in the Americas.
Cita Chicago (17th ed.)
Madrid, Ivette, Germán Velázquez, i Enrique Fefer. The Economics of Pharmaceuticals and Health Sector Reform in the Americas. 1998.
Cita MLA (9th ed.)
Madrid, Ivette, et al. The Economics of Pharmaceuticals and Health Sector Reform in the Americas. 1998.
Atenció: Aquestes cites poden no estar 100% correctes.