Stafford, L. (1972). Business mathematics. English Language Book Society.
シカゴスタイル引用形Stafford, L.W.T. Business Mathematics. London: English Language Book Society, 1972.
MLA引用形式Stafford, L.W.T. Business Mathematics. English Language Book Society, 1972.
警告: この引用は必ずしも正確ではありません.