Gaya APA
Ekawati, E, R. et al
().
1006141016
(
Textbook)
.
000:
2016-10-12.
Gaya MLA
Ekawati, Evy, Ratnasari. et al.
"1006141016".
Textbook
000:
2016-10-12,
.
001.422 072 1 TAP s 3.