DeGregori, T. R. (2004). Origins of the organic agriculture debate. Blackwell.
Chicagoスタイル(17版)引用形式DeGregori, Thomas R. Origins of the Organic Agriculture Debate. Iowa City: Blackwell, 2004.
MLA(9版)引用形式DeGregori, Thomas R. Origins of the Organic Agriculture Debate. Blackwell, 2004.
警告: この引用は必ずしも正確ではありません.