Donald D Osburn & Kenneth C Schneeberger. (1978). Modern agriculture management. Reston publishing co.
シカゴスタイル引用形Donald D Osburn , Kenneth C Schneeberger. Modern Agriculture Management. Reston publishing co, 1978.
MLA引用形式Donald D Osburn , Kenneth C Schneeberger. Modern Agriculture Management. Reston publishing co, 1978.
警告: この引用は必ずしも正確ではありません.