Freyre, G. (1961). The Portuguese and the tropics. Executive C'ttee for the Commemoration of the Vth Centenary of the Death of Prince Henry the Navigator.
Lua i Stíl Chicago (17ú heag.)Freyre, Gilberto. The Portuguese and the Tropics. Lisbon: Executive C'ttee for the Commemoration of the Vth Centenary of the Death of Prince Henry the Navigator, 1961.
Lua MLA (8ú heag.)Freyre, Gilberto. The Portuguese and the Tropics. Executive C'ttee for the Commemoration of the Vth Centenary of the Death of Prince Henry the Navigator, 1961.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.