Cita APA (7a ed.)

MASON PAUL. (2019). WORLD IN PERIL OCEANS UNDER THREAT (2009 Ed.). HEINEMANN LIBRARY.

Cita Chicago Style (17a ed.)

MASON PAUL. WORLD IN PERIL OCEANS UNDER THREAT. 2009 Ed. MINNESOTA: HEINEMANN LIBRARY, 2019.

Cita MLA (9a ed.)

MASON PAUL. WORLD IN PERIL OCEANS UNDER THREAT. 2009 Ed. HEINEMANN LIBRARY, 2019.