Gaya APA
Barlian, E., Iswandi, .
(2020).
Ekologi manusia
(
Cet.1)
.
Yogyakarta:
Deepublish.
Gaya MLA
Barlian, Eri., Iswandi, .
"Ekologi manusia".
Cet.1
Yogyakarta:
Deepublish,
2020.
Text.