Gaya APA
Mansur, W.
(2017).
Be Calm, Be Strong, Be Grateful
(
Cet. 1)
.
Jakarta:
KataDepan.
Gaya MLA
Mansur, Wirda.
"Be Calm, Be Strong, Be Grateful".
Cet. 1
Jakarta:
KataDepan,
2017.
Text.