Não informado. (1976). Memoirs of National Institute of Polar Research. National Institute of Polar Research.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. Memoirs of National Institute of Polar Research. Tokyo: National Institute of Polar Research, 1976.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. Memoirs of National Institute of Polar Research. National Institute of Polar Research, 1976.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.