APA

Medina J., . (1968). La Paz Letter the American community reports. s.l: s.e.

Chicago

Medina Jorge, . 1968. La Paz Letter the American community reports. s.l: s.e.

Harvard

Medina J., . (1968). La Paz Letter the American community reports. s.l: s.e.

MLA

Medina Jorge, . La Paz Letter the American community reports. s.l: s.e. 1968.