Cita APA (7a ed.)

Varela, H. (2002). Richard L. Roberts. Two worlds of cotton: Colonialism and the regional economy in the French Soudan, 1800-1946. Stanford: Stanford University Press, 1996. El Colegio de México.

Cita Chicago Style (17a ed.)

Varela, Hilda. Richard L. Roberts. Two Worlds of Cotton: Colonialism and the Regional Economy in the French Soudan, 1800-1946. Stanford: Stanford University Press, 1996. El Colegio de México, 2002.

Cita MLA (9a ed.)

Varela, Hilda. Richard L. Roberts. Two Worlds of Cotton: Colonialism and the Regional Economy in the French Soudan, 1800-1946. Stanford: Stanford University Press, 1996. El Colegio de México, 2002.