Gaya APA

Ruggiro, V, R. (2011). Thinking Critically about Ethical Issues Ed.8 (-). Palangkaraya: McGRAW HILL _2.

Gaya MLA

Ruggiro, Vincent, Ryan. "Thinking Critically about Ethical Issues Ed.8". - Palangkaraya: McGRAW HILL _2, 2011. Buku Teks.