Robertson,C A. (1971). Introduction to agricultural production economics and farm management. Tata McGraw Hill.
シカゴスタイル引用形Robertson,C A. Introduction to Agricultural Production Economics and Farm Management. New Delhi: Tata McGraw Hill, 1971.
MLA引用形式Robertson,C A. Introduction to Agricultural Production Economics and Farm Management. Tata McGraw Hill, 1971.
警告: この引用は必ずしも正確ではありません.