Gaya APA
Pena, T, P., 2017-05-23, .
().
1170170517
(
PROPOSAL)
.
PROPOSAL:
2017-05-23.
Gaya MLA
Pena, Tim, Prima., 2017-05-23, .
"1170170517".
PROPOSAL
PROPOSAL:
2017-05-23,
.
PRO 1746 YUW p.