1. Baines, J. T. (Ed.). (1993). New Zealand energy information handbook. Christchurch: Taylor Baines & Associates.
2. Becken, S. (1999). Ökotourismus und Fernreisen—Methodik zur Ermittlung der Umwelteinwirkungen einer Reise am Fallbeispiel Neuseeland. Diplomarbeit am Institut für Geographie und Geoökologie der Universität Karlsruhe. Unpublished (in German).
3. Becken, S. (2001). Analysing international tourist flows to estimate energy use associated with air travel. Journal of Sustainable Tourism, accepted.
4. Becken, S., Simmons, D. B., & Frampton, C. (2001). Energy use associated with different travel choices. Submitted to Tourism Management.
5. Berno, T., & Moore, K. (1996). The nature of adventure tourism experience in Queenstown. In Towards amore sustainable tourism. Proceedings of Tourism Down Under II. A Tourism Research Conference, 3–6 December 1996, Centre for Tourism. University of Otago. Dunedin.