Gaya APA
Lytras. (2009).
Web 2.0 The Business Model .
UNITED STATES OF AMERICA:
Library of Congres.
Gaya Chicago
Lytras.
Web 2.0 The Business Model.
UNITED STATES OF AMERICA:
Library of Congres,
2009.
Text.
Gaya MLA
Lytras.
Web 2.0 The Business Model.
UNITED STATES OF AMERICA:
Library of Congres,
2009.
Text.
Gaya Turabian
Lytras.
Web 2.0 The Business Model.
UNITED STATES OF AMERICA:
Library of Congres,
2009.
Print.