Não informado. New Zealand journal of forestry. New Zealand Institute of Foresters.
Chicago-referens (17:e uppl.)Não informado. New Zealand Journal of Forestry. Wellington: New Zealand Institute of Foresters.
MLA-referens (8:e uppl.)Não informado. New Zealand Journal of Forestry. New Zealand Institute of Foresters.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.