APA
Gordon G., National Bureau of Economic Research & Hedlund A. (2016). Accounting for the rise in college tuition. Cambridge: NBER.
Chicago
Gordon Grey, National Bureau of Economic Research and Hedlund Aaron. 2016. Accounting for the rise in college tuition. Cambridge: NBER.
Harvard
Gordon G., National Bureau of Economic Research and Hedlund A. (2016). Accounting for the rise in college tuition. Cambridge: NBER.
MLA
Gordon Grey, National Bureau of Economic Research and Hedlund Aaron. Accounting for the rise in college tuition. Cambridge: NBER. 2016.