APA
Villiers Negroponte D., . (2014). Mexican energy reform is a historic opportunity for change. : .
Chicago
Villiers Negroponte Diana, . 2014. Mexican energy reform is a historic opportunity for change. : .
Harvard
Villiers Negroponte D., . (2014). Mexican energy reform is a historic opportunity for change. : .
MLA
Villiers Negroponte Diana, . Mexican energy reform is a historic opportunity for change. : . 2014.