(1929). Program: Eighth Annual meeting of the American Association of Jesuit Scientists Eastern States Division. s.n..
Chicago-referens (17:e uppl.)Program: Eighth Annual Meeting of the American Association of Jesuit Scientists Eastern States Division. [S.l.: s.n., 1929.
MLA-referens (8:e uppl.)Program: Eighth Annual Meeting of the American Association of Jesuit Scientists Eastern States Division. s.n., 1929.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.