APA

Dye Thomas R, . (2005). Understanding public policy. Englewood Cliffs, N.J: Prentice-Hall.

Chicago

Dye Thomas R, . 2005. Understanding public policy. Englewood Cliffs, N.J: Prentice-Hall.

Harvard

Dye Thomas R, . (2005). Understanding public policy. Englewood Cliffs, N.J: Prentice-Hall.

MLA

Dye Thomas R, . Understanding public policy. Englewood Cliffs, N.J: Prentice-Hall. 2005.