APA aipamena

STEENE, R. (1990). Coral Reefs Nature's Rechest Realm. Crawford House.

Chicago Style aipamena

STEENE, Roger. Coral Reefs Nature's Rechest Realm. Crawford House, 1990.

MLA aipamena

STEENE, Roger. Coral Reefs Nature's Rechest Realm. Crawford House, 1990.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.