APA
Zarnovitz V., National Bureau Of Economic Research, . (1997). Business cycles observed and assessed: Why and how they matter. Cambridge, MA: NBER.
Chicago
Zarnovitz Victor, National Bureau Of Economic Research, . 1997. Business cycles observed and assessed: Why and how they matter. Cambridge, MA: NBER.
Harvard
Zarnovitz V., National Bureau Of Economic Research, . (1997). Business cycles observed and assessed: Why and how they matter. Cambridge, MA: NBER.
MLA
Zarnovitz Victor, National Bureau Of Economic Research, . Business cycles observed and assessed: Why and how they matter. Cambridge, MA: NBER. 1997.