Gaya APA
Osterwalder, Alex. (2014).
Value Proposition Design (-).
:
Wiley.
Gaya Chicago
Osterwalder, Alex.
Value Proposition Design.
-
:
Wiley,
2014.
Text.
Gaya MLA
Osterwalder, Alex.
Value Proposition Design.
-
:
Wiley,
2014.
Text.
Gaya Turabian
Osterwalder, Alex.
Value Proposition Design.
-
:
Wiley,
2014.
Print.