APA
Moser P., National Bureau of Economic Research, Ohmstedt J. & Rhode P. W. (2015). Patent citations and the size of the inventive step. Cambridge: NBER.
Chicago
Moser Petra, National Bureau of Economic Research, Ohmstedt Joerg and Rhode Paul W. 2015. Patent citations and the size of the inventive step. Cambridge: NBER.
Harvard
Moser P., National Bureau of Economic Research, Ohmstedt J. and Rhode P. W. (2015). Patent citations and the size of the inventive step. Cambridge: NBER.
MLA
Moser Petra, National Bureau of Economic Research, Ohmstedt Joerg and Rhode Paul W. Patent citations and the size of the inventive step. Cambridge: NBER. 2015.