Penggayaan APA
Hofferbert, Richard I.. (1974).
The study of public policy (Cet. 1).
America:
The United States.
Chicago Style
Hofferbert, Richard I..
The study of public policy.
Cet. 1
America:
The United States,
1974.
Buku.
MLA Style
Hofferbert, Richard I..
The study of public policy.
Cet. 1
America:
The United States,
1974.
Buku.
Turabian Style
Hofferbert, Richard I..
The study of public policy.
Cet. 1
America:
The United States,
1974.
Buku.