Gaya APA
Ray, George F. (1984).
The diffusion of mature technologies .
New York:
Cambridge University Press.
Gaya Chicago
Ray, George F.
The diffusion of mature technologies.
New York:
Cambridge University Press,
1984.
Text.
Gaya MLA
Ray, George F.
The diffusion of mature technologies.
New York:
Cambridge University Press,
1984.
Text.
Gaya Turabian
Ray, George F.
The diffusion of mature technologies.
New York:
Cambridge University Press,
1984.
Print.