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.