Gaya APA
Srianta, I., 2017-03-23, .
().
784151215
(
PROPOSAL)
.
PROPOSAL:
2017-03-23.
Gaya MLA
Srianta, Ignatius., 2017-03-23, .
"784151215".
PROPOSAL
PROPOSAL:
2017-03-23,
.
PKTI 1528 ALR s.