Gaya APA
MICHAEL, P.
(2016).
ECONOMICS 12TH. EDITION
.
UNITED STATES OF AMERICA:
PEARSON NEW INTERNATIONAL EDITION.
Gaya MLA
MICHAEL, PARKIN.
"ECONOMICS 12TH. EDITION".
UNITED STATES OF AMERICA:
PEARSON NEW INTERNATIONAL EDITION,
2016.
Text.