Cite
INNOVATIVE PRODUCTIVITY AND RETURNS TO SCALE IN THE PHARMACEUTICAL INDUSTRY.
MLA
Graves, Samuel B., and Nan S. Langowitz. “Innovative Productivity and Returns to Scale in the Pharmaceutical Industry.” Strategic Management Journal (John Wiley & Sons, Inc.) - 1980 to 2009, vol. 14, no. 8, Nov. 1993, pp. 593–605. EBSCOhost, https://doi.org/10.1002/smj.4250140803.
APA
Graves, S. B., & Langowitz, N. S. (1993). Innovative Productivity and Returns to Scale in the Pharmaceutical Industry. Strategic Management Journal (John Wiley & Sons, Inc.) - 1980 to 2009, 14(8), 593–605. https://doi.org/10.1002/smj.4250140803
Chicago
Graves, Samuel B., and Nan S. Langowitz. 1993. “Innovative Productivity and Returns to Scale in the Pharmaceutical Industry.” Strategic Management Journal (John Wiley & Sons, Inc.) - 1980 to 2009 14 (8): 593–605. doi:10.1002/smj.4250140803.