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Twan Huybers and Jeff Bennett, Environmental management and the competitiveness of nature-based tourism destinations, Edward Edgar Publishing (2002) ISBN 1840648902 192 pp..
Gossling, Stefan, (2005)
Tourism, Biodiversity and Information: Edited by Francesco di Castri, Venkataraman Balaji, Backhuys Publishers, The Netherlands, 2002. 501 pp.; ISBN 90-5782-107-9
Gossling, Stefan, (2003)
A target group-specific approach to "green" power retailing: students as consumers of renewable energy