Beresford-Peirse, H. (1968). Forests food and people. Food and Agriculture Organization of the United Nations.
Cita Chicago Style (17a ed.)Beresford-Peirse, Henry. Forests Food and People. Rome: Food and Agriculture Organization of the United Nations, 1968.
Cita MLA (9a ed.)Beresford-Peirse, Henry. Forests Food and People. Food and Agriculture Organization of the United Nations, 1968.
Precaución: Estas citas no son 100% exactas.