Spray, J. (2021). Search Externalities in Firm-to-Firm Trade. International Monetary Fund.
芝加哥风格引文Spray, John. Search Externalities in Firm-to-Firm Trade. Washington, D.C.: International Monetary Fund, 2021.
MLA引文Spray, John. Search Externalities in Firm-to-Firm Trade. International Monetary Fund, 2021.
警告：这些引文格式不一定是100％准确.