Bradbear, N. (2009). Bees and their role in forest livelihood: A guide to the services provided by bees and the sustainable harvesting, processing and marketing of their products. Food and Agriculture Organization of the United Nations.
芝加哥风格引文Bradbear, Nicola. Bees and Their Role in Forest Livelihood: A Guide to the Services Provided by Bees and the Sustainable Harvesting, Processing and Marketing of Their Products. Rome: Food and Agriculture Organization of the United Nations, 2009.
MLA引文Bradbear, Nicola. Bees and Their Role in Forest Livelihood: A Guide to the Services Provided by Bees and the Sustainable Harvesting, Processing and Marketing of Their Products. Food and Agriculture Organization of the United Nations, 2009.