Gaya APA

Public policy analysis : an introduction / William N. Dunn. (1990). Englewood Cliffs, NJ: Prentice-Hall, c.

Gaya MLA

Public policy analysis : an introduction / William N. Dunn. 2nd ed.. Englewood Cliffs, NJ: Prentice-Hall, c, 1990. Buku Wajib.