龙文军. (2009). 农业风险管理与农业保险: Agriculture risk management & Agriculture insurance. 中国农业出版社.
Dyfyniad Arddull Chicago龙文军. 农业风险管理与农业保险: Agriculture Risk Management & Agriculture Insurance. 中国农业出版社, 2009.
Dyfyniad MLA龙文军. 农业风险管理与农业保险: Agriculture Risk Management & Agriculture Insurance. 中国农业出版社, 2009.
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