APA ציטוט

Griliches, Z. (1984). R & D, patents, and productivity. Chicago: The University of Chicago Press.

Trích dẫn kiểu Chicago

Griliches, Zvi. R & D, Patents, and Productivity. Chicago: The University of Chicago Press, 1984.

ציטוט MLA

Griliches, Zvi. R & D, Patents, and Productivity. Chicago: The University of Chicago Press, 1984.