Gaya APA
YUSUF, R, M.
(2005).
MOTIVATE YOURSELF ( alam ku kampusku,al;amku guruku )
.
Jakarta:
PUBLISING.
Gaya MLA
YUSUF, RIDWAN, MUHAMMAD.
"MOTIVATE YOURSELF ( alam ku kampusku,al;amku guruku )".
Jakarta:
PUBLISING,
2005.
Text.