Gaya APA
Muhammad, F.
(2011).
7 Mata Pedang Keberhasilan The Secret of Success
(
1)
.
Yogyakarta:
Sabila Press.
Gaya MLA
Muhammad, Fery.
"7 Mata Pedang Keberhasilan The Secret of Success".
1
Yogyakarta:
Sabila Press,
2011.
Text.