Pleasants, EDISON H. «Reisky De Dubnic, Vladírnir, Political Trends in Brazil, Washington, D. E, Public Affairs Press, 1968, 184 Pp». Revista de Ciencias Sociales, no. 2 (enero 1, 1971): 260–262. Accedido mayo 4, 2024. https://revistas.upr.edu/index.php/rcs/article/view/9036.