Research and development as an investment /
Bronwyn Hall, Fumio Hayashi.
APA Citation
Hall, B. H., Hayashi, F., National Bureau of Economic Research. (1989). Research and development as an investment. Cambridge, MA: National Bureau of Economic Research.
MLA Citation
Hall, Bronwyn H, Fumio Hayashi, and National Bureau of Economic Research. Research And Development As an Investment. Cambridge, MA: National Bureau of Economic Research, 1989.
Warning: These citations may not always be complete (especially for serials).