Gaya APA

Hans, K, ,., Sidharta, A. (2006). [Essays in legal and moral philosophy] Hukum dan logika (cet.3). Bandung: Penerbit Alumni.

Gaya MLA

Hans, Kelsen, ,., Sidharta, Arief. "[Essays in legal and moral philosophy] Hukum dan logika". cet.3 Bandung: Penerbit Alumni, 2006. Text.