Gaya APA
Boeree, C, G., Muzir, I, R.
(2020).
Personality Theories
.
Yogyakarta:
Buku Bijak.
Gaya MLA
Boeree, C., George., Muzir, Inyiak, Ridwan.
"Personality Theories".
Yogyakarta:
Buku Bijak,
2020.
Text.