ECU Libraries Catalog

R & D, patents, and productivity

MLA

Griliches, Zvi. R & D, Patents, and Productivity. Chicago: University of Chicago Press, .

APA

Griliches, Z. R & D, patents, and productivity. Chicago: University of Chicago Press.

Chicago

Griliches, Zvi, R & D, Patents, and Productivity. Chicago: University of Chicago Press.