APA

Domínguez-Vargas G., Camacho-Velázquez R., PEMEX, SPE Annual Technical Conference and Exhibition (2001 sept. 30-3 oct. : New Orleans), Camacho-Velázquez R. & PEMEX.Continuing education needs in exploration and production. : .

Chicago

Domínguez-Vargas G, Camacho-Velázquez R, PEMEX, SPE Annual Technical Conference and Exhibition (2001 sept. 30-3 oct. : New Orleans), Camacho-Velázquez R and PEMEX.Continuing education needs in exploration and production. : .

Harvard

Domínguez-Vargas G., Camacho-Velázquez R., PEMEX, SPE Annual Technical Conference and Exhibition (2001 sept. 30-3 oct. : New Orleans), Camacho-Velázquez R. and PEMEX.Continuing education needs in exploration and production. : .

MLA

Domínguez-Vargas G, Camacho-Velázquez R, PEMEX, SPE Annual Technical Conference and Exhibition (2001 sept. 30-3 oct. : New Orleans), Camacho-Velázquez R and PEMEX.: . .