Gaya APA

Koesnadi, H. (2009). Hukum Tata Linkungan (VIII Cet.20). Yogyakarta, DIY: Gadjah Mada University press.

Gaya MLA

Koesnadi, HARDJA,Soemantri. "Hukum Tata Linkungan". VIII Cet.20 Yogyakarta, DIY: Gadjah Mada University press, 2009. Text.