Cater, C., & Cater, E. (2007). Marine ecotourism between the devil and the deep blue sea. CABI.
Chicago Edition CitationCater, Carl, i Erlet Cater. Marine Ecotourism Between the Devil and the Deep Blue Sea. UK: CABI, 2007.
Cita MLACater, Carl, i Erlet Cater. Marine Ecotourism Between the Devil and the Deep Blue Sea. CABI, 2007.
Atenció: Aquestes cites poden no estar 100% correctes.