APA
Comeron R., Valenzuela M., Ramírez J., Latin American and Caribbean Petroleum Engineering Conference (7th : 2001 mar. 25-28 : Buenos Aires A., Valenzuela M., Ramírez J. & Latin American and Caribbean Petroleum Engineering Conference (7th : 2001 mar. 25-28 : Buenos Aires A. (2001). Chihuido de la Sierra Negra: Petroleum in Nonconventional Reservoirs. Dallas, Texas: Society of Petroleum Engineers.
Chicago
Comeron R.E, Valenzuela M.E, Ramírez J.L, Latin American and Caribbean Petroleum Engineering Conference (7th : 2001 mar. 25-28 : Buenos Aires Argentina), Valenzuela M.E, Ramírez J.L and Latin American and Caribbean Petroleum Engineering Conference (7th : 2001 mar. 25-28 : Buenos Aires Argentina). 2001. Chihuido de la Sierra Negra: Petroleum in Nonconventional Reservoirs. Dallas, Texas: Society of Petroleum Engineers.
Harvard
Comeron R., Valenzuela M., Ramírez J., Latin American and Caribbean Petroleum Engineering Conference (7th : 2001 mar. 25-28 : Buenos Aires A., Valenzuela M., Ramírez J. and Latin American and Caribbean Petroleum Engineering Conference (7th : 2001 mar. 25-28 : Buenos Aires A. (2001). Chihuido de la Sierra Negra: Petroleum in Nonconventional Reservoirs. Dallas, Texas: Society of Petroleum Engineers.
MLA
Comeron R.E, Valenzuela M.E, Ramírez J.L, Latin American and Caribbean Petroleum Engineering Conference (7th : 2001 mar. 25-28 : Buenos Aires Argentina), Valenzuela M.E, Ramírez J.L and Latin American and Caribbean Petroleum Engineering Conference (7th : 2001 mar. 25-28 : Buenos Aires Argentina). Chihuido de la Sierra Negra: Petroleum in Nonconventional Reservoirs. Dallas, Texas: Society of Petroleum Engineers. 2001.