Παραπομπή σε μορφή APA (7η εκδ.)

Gayoso, A., & Dovring, F. (1970). Land reform in Brazil northeast, Cuba, Guatemala, Mexico. Agency for International Development, Dept. of State.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Gayoso, Antonio, και Folke Dovring. Land Reform in Brazil Northeast, Cuba, Guatemala, Mexico. Washington: Agency for International Development, Dept. of State, 1970.

Παραπομπή σε μορφή MLA (8th εκδ.)

Gayoso, Antonio, και Folke Dovring. Land Reform in Brazil Northeast, Cuba, Guatemala, Mexico. Agency for International Development, Dept. of State, 1970.