Gaya APA
Journal : Epidemiology and Heath System Journal (IJER), 2020. (2020).
:
.
Gaya Chicago
Journal : Epidemiology and Heath System Journal (IJER), 2020.
Vol 7, Issue 1-4 2020.
:
,
2020.
Electronic Resource.
Gaya MLA
Journal : Epidemiology and Heath System Journal (IJER), 2020.
Vol 7, Issue 1-4 2020.
:
,
2020.
Electronic Resource.
Gaya Turabian
Journal : Epidemiology and Heath System Journal (IJER), 2020.
:
,
2020.
Electronic Resource.