Gaya APA
Heywood, Andrew. (1997).
Politics .
London:
Macmillan.
Gaya Chicago
Heywood, Andrew.
Politics.
London:
Macmillan,
1997.
Text.
Gaya MLA
Heywood, Andrew.
Politics.
London:
Macmillan,
1997.
Text.
Gaya Turabian
Heywood, Andrew.
Politics.
London:
Macmillan,
1997.
Print.