Information Journal Paper
APA:
CopyBERGSTRAND, JEFFREY H.. (1985). THE GRAVITY EQUATION IN INTERNATIONAL TRADE: SOME MICROECONOMIC FOUNDATIONS AND EMPIRICAL EVIDENCE. REVIEW OF ECONOMICS AND STATISTICS, 67(3), 474-481. SID. https://sid.ir/paper/583662/en
Vancouver:
CopyBERGSTRAND JEFFREY H.. THE GRAVITY EQUATION IN INTERNATIONAL TRADE: SOME MICROECONOMIC FOUNDATIONS AND EMPIRICAL EVIDENCE. REVIEW OF ECONOMICS AND STATISTICS[Internet]. 1985;67(3):474-481. Available from: https://sid.ir/paper/583662/en
IEEE:
CopyJEFFREY H. BERGSTRAND, “THE GRAVITY EQUATION IN INTERNATIONAL TRADE: SOME MICROECONOMIC FOUNDATIONS AND EMPIRICAL EVIDENCE,” REVIEW OF ECONOMICS AND STATISTICS, vol. 67, no. 3, pp. 474–481, 1985, [Online]. Available: https://sid.ir/paper/583662/en