Não informado. (1973). Yearbook of finnish foreign policy. Finnish Institute of International Affairs.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. Yearbook of Finnish Foreign Policy. Helsinki: Finnish Institute of International Affairs, 1973.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. Yearbook of Finnish Foreign Policy. Finnish Institute of International Affairs, 1973.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.