SPILSBURY LOUSIE. (2019). PLANET UNDER PRESSURE WATER (2006 Ed.). HEINEMANN LIBRARY.
Cita Chicago (17th ed.)SPILSBURY LOUSIE. PLANET UNDER PRESSURE WATER. 2006 Ed. MINNESOTA: HEINEMANN LIBRARY, 2019.
Cita MLA (9th ed.)SPILSBURY LOUSIE. PLANET UNDER PRESSURE WATER. 2006 Ed. HEINEMANN LIBRARY, 2019.
Atenció: Aquestes cites poden no estar 100% correctes.