Gaya APA
Megawangi, R. et al (2013).
9 Pilar of Character : Honest, Trustworthy, and Tactful .
Depok:
INDONESIA HERITAGE FOUNDATION.
Gaya MLA
Megawangi, Ratna. et al.
"9 Pilar of Character : Honest, Trustworthy, and Tactful".
Depok:
INDONESIA HERITAGE FOUNDATION,
2013.
Textbook.