Não informado. (1971). New Zealand Journal of Forestry Science. New Zealand Forest Research.
Chicago-referens (17:e uppl.)Não informado. New Zealand Journal of Forestry Science. Rotorua, Nova Zelandia: New Zealand Forest Research, 1971.
MLA-referens (8:e uppl.)Não informado. New Zealand Journal of Forestry Science. New Zealand Forest Research, 1971.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.