Saari, H. (1984). Re-enactment: A study in R.G. Collingwoods's philosophy of history. Åbo akademi.
Lua i Stíl Chicago (17ú heag.)Saari, Heikki. Re-enactment: A Study in R.G. Collingwoods's Philosophy of History. Åbo: Åbo akademi, 1984.
Lua MLA (8ú heag.)Saari, Heikki. Re-enactment: A Study in R.G. Collingwoods's Philosophy of History. Åbo akademi, 1984.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.