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.
芝加哥风格引文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.
MLA引文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.
警告：这些引文格式不一定是100％准确.