Ells, R. (1979). International business philanthropy. Mc Millan.
シカゴスタイル引用形Ells, Richard. International Business Philanthropy. New York: Mc Millan, 1979.
MLA引用形式Ells, Richard. International Business Philanthropy. Mc Millan, 1979.
警告: この引用は必ずしも正確ではありません.