1.		Managing whale-watching as a non-lethal consumptive activity / James E. S. Higham [et al.] Resp- Sec.: Higham, James E. S. Bejder, Lars Allen, Simon J. Corkeron, Peter J. Lusseau, David
2.		Marine wildlife and tourism management / James Higham, Michael Lück Autor: Higham, James E. S. Data Publicação: 2008 Coautor: Lück, Michael