APA
Bates T. W., Stulz Rene M, Kahle Kathleen M & National Bureau Of Economic Research. (2006). Why do U.S. firms hold so much more cash than they used to?. Cambridge, MA: NBER.
Chicago
Bates Thomas W, Stulz Rene M, Kahle Kathleen M and National Bureau Of Economic Research. 2006. Why do U.S. firms hold so much more cash than they used to?. Cambridge, MA: NBER.
Harvard
Bates T. W., Stulz Rene M, Kahle Kathleen M and National Bureau Of Economic Research. (2006). Why do U.S. firms hold so much more cash than they used to?. Cambridge, MA: NBER.
MLA
Bates Thomas W, Stulz Rene M, Kahle Kathleen M and National Bureau Of Economic Research. Why do U.S. firms hold so much more cash than they used to?. Cambridge, MA: NBER. 2006.