Gaya APA
Levitt,Ruth. (1980).
Implementing Publik Policy .
London:
Croom helm.
Gaya Chicago
Levitt,Ruth.
Implementing Publik Policy.
London:
Croom helm,
1980.
Text.
Gaya MLA
Levitt,Ruth.
Implementing Publik Policy.
London:
Croom helm,
1980.
Text.
Gaya Turabian
Levitt,Ruth.
Implementing Publik Policy.
London:
Croom helm,
1980.
Print.