Gaya APA
Nelson, Richard R.. ().
The Rise and Fall of American Technological Leadership .
:
American Economic Association.
Gaya Chicago
Nelson, Richard R..
The Rise and Fall of American Technological Leadership.
:
American Economic Association,
.
Text.
Gaya MLA
Nelson, Richard R..
The Rise and Fall of American Technological Leadership.
:
American Economic Association,
.
Text.
Gaya Turabian
Nelson, Richard R..
The Rise and Fall of American Technological Leadership.
:
American Economic Association,
.
Print.