APA
Case K. E., National Bureau of Economic Research, Shiller R. J. & Thompson A. (2012). What have they been thinking?. Cambridge: NBER.
Chicago
Case Karl E, National Bureau of Economic Research, Shiller Robert J and Thompson Anne. 2012. What have they been thinking?. Cambridge: NBER.
Harvard
Case K. E., National Bureau of Economic Research, Shiller R. J. and Thompson A. (2012). What have they been thinking?. Cambridge: NBER.
MLA
Case Karl E, National Bureau of Economic Research, Shiller Robert J and Thompson Anne. What have they been thinking?. Cambridge: NBER. 2012.