Gaya APA
Sarjani, E.
(2011).
Upgrade Your Success : 42 Langkah Kedahsyatan Kesuksesan Anda
.
Yogyakarta:
Leutika Prio.
Gaya MLA
Sarjani, Edi.
"Upgrade Your Success : 42 Langkah Kedahsyatan Kesuksesan Anda".
Yogyakarta:
Leutika Prio,
2011.
Book.