Gaya APA
Herlambang, S.
(2011).
Personality Development : pengembangan kepribadian
(
2)
.
YOGAKARTA:
osyen Publishing.
Gaya MLA
Herlambang, Susatyo.
"Personality Development : pengembangan kepribadian".
2
YOGAKARTA:
osyen Publishing,
2011.
Text.