APA
Keloharju M., National Bureau of Economic Research, Linnainmaa J. T. & Nyberg P. (2014). Common factors in return seasonalities. Cambridge: NBER.
Chicago
Keloharju Matti, National Bureau of Economic Research, Linnainmaa Juhani T and Nyberg Peter. 2014. Common factors in return seasonalities. Cambridge: NBER.
Harvard
Keloharju M., National Bureau of Economic Research, Linnainmaa J. T. and Nyberg P. (2014). Common factors in return seasonalities. Cambridge: NBER.
MLA
Keloharju Matti, National Bureau of Economic Research, Linnainmaa Juhani T and Nyberg Peter. Common factors in return seasonalities. Cambridge: NBER. 2014.