Citazione Stile APA (7a Edizione)

Gutierez, G., & Barr, R. R. (1983). The power of the poor in history. Orbis Books Claretian Publications.

Citazione stile Chigago Style (17a edizione)

Gutierez, Gustavo, e Robert R. Barr. The Power of the Poor in History. Maryknoll, N. Y., Quezon City: Orbis Books Claretian Publications, 1983.

Citatione MLA (9a ed.)

Gutierez, Gustavo, e Robert R. Barr. The Power of the Poor in History. Orbis Books Claretian Publications, 1983.