Não informado. (1971). New Zealand Journal of Forestry Science. New Zealand Forest Research.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. New Zealand Journal of Forestry Science. Rotorua, Nova Zelandia: New Zealand Forest Research, 1971.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. New Zealand Journal of Forestry Science. New Zealand Forest Research, 1971.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.