Gaya APA

Devie, C., El-Khairity, E. (2010). Norma hukum (Cet. 1). Tangerang: Citralab.

Gaya MLA

Devie, Cynthia., El-Khairity, Enno. "Norma hukum". Cet. 1 Tangerang: Citralab, 2010. Text.