More links and websites
More suggestions and sources
Poole, A. L. Southern beeches. Wellington: Science Information Publishing Centre, DSIR, 1987.
Poole. A. L., and Nancy M. Adams. Trees and shrubs of New Zealand. Christchurch: Manaaki Whenua, 1994.
Veblen, Thomas T., ed. The ecology and biogeography of Nothofagus forests. New Haven: Yale University Press, 1996.
Wardle, John. The New Zealand beeches. Wellington: New Zealand Forest Service, 1984.