Gaya APA
academicjournals.org/JPHE, W. (2014).
JOURNAL OF PUBLICK HEALTH AND EPIDEMILOGY VOL. 6 NO. 4 .
Jakarta:
academicjournals.
Gaya MLA
academicjournals.org/JPHE, Www..
"JOURNAL OF PUBLICK HEALTH AND EPIDEMILOGY VOL. 6 NO. 4".
Jakarta:
academicjournals,
2014.
Jurnal.