Gaya APA
Sumarwoto,Idjah, ., Sumarwoto,Otto, .
(1998).
Keanekaragaman Hayati
(
Revisi)
.
Bandung:
Remaja Rosdakarya.
Gaya MLA
Sumarwoto,Idjah, ., Sumarwoto,Otto, .
"Keanekaragaman Hayati".
Revisi
Bandung:
Remaja Rosdakarya,
1998.
Printed Book.