APA
Ang A., National Bureau of Economic Research & Kristensen D. (2011). Testing conditional factor models. Cambridge: NBER.
Chicago
Ang Andrew, National Bureau of Economic Research and Kristensen Dennis. 2011. Testing conditional factor models. Cambridge: NBER.
Harvard
Ang A., National Bureau of Economic Research and Kristensen D. (2011). Testing conditional factor models. Cambridge: NBER.
MLA
Ang Andrew, National Bureau of Economic Research and Kristensen Dennis. Testing conditional factor models. Cambridge: NBER. 2011.