APA

Peres A., Pereira A., World Petroleum Congress (17th. : 2002 sept. 1-5 : Río de Janeiro B. & Pereira A.Barriers that affect the development of energy markets in the Southern Cone of Latin America. : .

Chicago

Peres Adrián, Pereira Amanda, World Petroleum Congress (17th. : 2002 sept. 1-5 : Río de Janeiro Brasil) and Pereira Amanda.Barriers that affect the development of energy markets in the Southern Cone of Latin America. : .

Harvard

Peres A., Pereira A., World Petroleum Congress (17th. : 2002 sept. 1-5 : Río de Janeiro B. and Pereira A.Barriers that affect the development of energy markets in the Southern Cone of Latin America. : .

MLA

Peres Adrián, Pereira Amanda, World Petroleum Congress (17th. : 2002 sept. 1-5 : Río de Janeiro Brasil) and Pereira Amanda.: . .