APA-viite (7. p.)
Television Trust for the environment. (1991). Coral reefs. Zeist, The Netherlands.
Chicago-viite (17. p.)
Television Trust for the environment. Coral Reefs. TVE Distribution Centre: Zeist, The Netherlands, 1991.
MLA-viite (9. p.)
Television Trust for the environment. Coral Reefs. Zeist, The Netherlands, 1991.
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