(1978). Studies in honour of Olavi Bertel Hellman on the occasion of his fiftieth birthday: March 5, 1978.
Chicago-Zitierstil (17. Ausg.)Studies in Honour of Olavi Bertel Hellman on the Occasion of His Fiftieth Birthday: March 5, 1978. Turku, 1978.
MLA-Zitierstil (9. Ausg.)Studies in Honour of Olavi Bertel Hellman on the Occasion of His Fiftieth Birthday: March 5, 1978. 1978.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.