Gaya APA
Health, T, L, P. (2017).
The Lancet Public Health Volume 2, September 2017 .
USA:
The Lancet Public Health.
Gaya MLA
Health, The, Lancet, Public.
"The Lancet Public Health Volume 2, September 2017".
USA:
The Lancet Public Health,
2017.
Jurnal.