Gaya APA
AFRAM, ., (ed), J, S.
(2012).
101 Imperium business idea
.
Yogyakarta:
Buku Pintar.
Gaya MLA
AFRAM, ., (ed), JOKO, SUSILO.
"101 Imperium business idea".
Yogyakarta:
Buku Pintar,
2012.
Buku.