Díaz, A. M., & Sánchez Torres, F. (2004). A geography of illicit crops (coca leaf) and armed conflict in Colombia.
Cita Chicago Style (17a ed.)Díaz, Ana María, y Fabio Sánchez Torres. A Geography of Illicit Crops (coca Leaf) and Armed Conflict in Colombia. 2004.
Cita MLA (9a ed.)Díaz, Ana María, y Fabio Sánchez Torres. A Geography of Illicit Crops (coca Leaf) and Armed Conflict in Colombia. 2004.
Precaución: Estas citas no son 100% exactas.