Bound, J. (2001). Trade in university training: Cross-state variation in the production and use of college educated labor. National Bureau of Economic Research.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিBound, John. Trade in University Training: Cross-state Variation in the Production and Use of College Educated Labor. Cambridge, Mass: National Bureau of Economic Research, 2001.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিBound, John. Trade in University Training: Cross-state Variation in the Production and Use of College Educated Labor. National Bureau of Economic Research, 2001.
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