Gaya APA
Sponge (callyspongia sp., callyspongia basilana, and haliclona sp.). (2008).
Jakarta:
Central Research Institute for Aquaculture.
Gaya MLA
Sponge (callyspongia sp., callyspongia basilana, and haliclona sp.).
.
Jakarta:
Central Research Institute for Aquaculture,
2008.
Artikel.