APA Style
Bhakti, I, N., H.Gayatri, I.
(2002).
Unitary State Versus Federal State
.
Bandung:
Mizan.
MLA Style
Bhakti, Ikrar, Nusa., H.Gayatri, Irine.
"Unitary State Versus Federal State".
Bandung:
Mizan,
2002.
Buku Pengayaan Khusus Guru.