Não informado. (1969). Communications. Dublin Institute for Advanced Studies, School of Cosmic Physics.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. Communications. Dublin: Dublin Institute for Advanced Studies, School of Cosmic Physics, 1969.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. Communications. Dublin Institute for Advanced Studies, School of Cosmic Physics, 1969.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.