ebrary, Inc, Mithöfer, D., & Waibel, H. (2011). Vegetable production and marketing in Africa: Socio-economic research. CABI.
芝加哥风格引文ebrary, Inc, Dagmar Mithöfer, 与 Hermann Waibel. Vegetable Production and Marketing in Africa: Socio-economic Research. Cambridge, Mass.: CABI, 2011.
MLA引文ebrary, Inc, et al. Vegetable Production and Marketing in Africa: Socio-economic Research. CABI, 2011.
警告：这些引文格式不一定是100％准确.