Gaya APA
Ambarastuti, M.
(2017).
Upgrade Your Soft Skill
(
cet. 1)
.
Yogyakarta:
Psikologi Corner.
Gaya MLA
Ambarastuti, Maria.
"Upgrade Your Soft Skill".
cet. 1
Yogyakarta:
Psikologi Corner,
2017.
Art Original.