Gaya APA
SUWARMAN, P.
(2017).
PELESTARIAN HUTAN MANGROVE
.
Yogyakarta:
PT. Citra Aji Parama.
Gaya MLA
SUWARMAN, PARTOSUWIRYO.
"PELESTARIAN HUTAN MANGROVE".
Yogyakarta:
PT. Citra Aji Parama,
2017.
Text.