Gaya APA
NUGROHO, A.
(2015).
Lex posteriori derogat lex priori
.
Yogyakarta:
Empowerment of society institute.
Gaya MLA
NUGROHO, Aristiono.
"Lex posteriori derogat lex priori".
Yogyakarta:
Empowerment of society institute,
2015.
Book.