Gaya APA
Afifah, H, N., 2016-10-06, .
().
393110515
(
Textbook)
.
100:
2016-10-06.
Gaya MLA
Afifah, Hafshah, Nurul., 2016-10-06, .
"393110515".
Textbook
100:
2016-10-06,
.
174.2 HER e.