Heller, H. (1977). International trade theory and empirical evidence/2nd ed. Prentice hall.
シカゴスタイル引用形Heller, H.Robert. International Trade Theory and Empirical Evidence/2nd Ed. New Delhi: Prentice hall, 1977.
MLA引用形式Heller, H.Robert. International Trade Theory and Empirical Evidence/2nd Ed. Prentice hall, 1977.
警告: この引用は必ずしも正確ではありません.