Gayoso, A., & Dovring, F. (1970). Land reform in Brazil northeast, Cuba, Guatemala, Mexico. Agency for International Development, Dept. of State.
Chicago-viite (17. p.)Gayoso, Antonio, ja Folke Dovring. Land Reform in Brazil Northeast, Cuba, Guatemala, Mexico. Washington: Agency for International Development, Dept. of State, 1970.
MLA-viite (8. p.)Gayoso, Antonio, ja Folke Dovring. Land Reform in Brazil Northeast, Cuba, Guatemala, Mexico. Agency for International Development, Dept. of State, 1970.
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