Ferber, R., & Verdoorn, P. (1962). Research methods in economics and business. Macmillan company.
シカゴスタイル引用形Ferber, Robert, , P.J Verdoorn. Research Methods in Economics and Business. London: Macmillan company, 1962.
MLA引用形式Ferber, Robert, , P.J Verdoorn. Research Methods in Economics and Business. Macmillan company, 1962.
警告: この引用は必ずしも正確ではありません.