Gaya APA
Ormerod, Paul. (1998).
BUTTERFLY ECONOMICS .
:
Faber and Faber Limited.
Gaya Chicago
Ormerod, Paul.
BUTTERFLY ECONOMICS.
:
Faber and Faber Limited,
1998.
Text.
Gaya MLA
Ormerod, Paul.
BUTTERFLY ECONOMICS.
:
Faber and Faber Limited,
1998.
Text.
Gaya Turabian
Ormerod, Paul.
BUTTERFLY ECONOMICS.
:
Faber and Faber Limited,
1998.
Print.