APA-čujuhus (7. p.)
National Bureau of Economic Research, ebrary, Inc, & Griliches, Z. (1984). R & D, patents, and productivity. University of Chicago Press.
Chicago-čujuhus (17. p.)
National Bureau of Economic Research, Inc ebrary, juo Zvi Griliches. R & D, Patents, and Productivity. Chicago: University of Chicago Press, 1984.
MLA-čujuhus (9. p.)
National Bureau of Economic Research, et al. R & D, Patents, and Productivity. University of Chicago Press, 1984.
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