APA

Astuto P. L., Leal R. A., . (1964). Latin American problems. Jamaica, N.Y: St. John's University Press.

Chicago

Astuto Philip Louis, Leal Ralph A, . 1964. Latin American problems. Jamaica, N.Y: St. John's University Press.

Harvard

Astuto P. L., Leal R. A., . (1964). Latin American problems. Jamaica, N.Y: St. John's University Press.

MLA

Astuto Philip Louis, Leal Ralph A, . Latin American problems. Jamaica, N.Y: St. John's University Press. 1964.