Gaya APA

Nugroho, R., Masda, Y. (2018). Public policy 6 (Ed. 6, Cet. 2). Jakarta: Elex Media Komputindo.

Gaya MLA

Nugroho, Riant., Masda, Yulian. "Public policy 6". Ed. 6, Cet. 2 Jakarta: Elex Media Komputindo, 2018. Text.