APA Style
Whellen, Thomas L., Hippel, Eric Von. ().
The Sources of innovation .
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Chicago Style
Whellen, Thomas L., Hippel, Eric Von.
The Sources of innovation.
:
,
.
.
MLA Style
Whellen, Thomas L., Hippel, Eric Von.
The Sources of innovation.
:
,
.
.
Turabian Style
Whellen, Thomas L., Hippel, Eric Von.
The Sources of innovation.
:
,
.
.