Diehl, R. A. (1974). Studies of ancient Tollan: A report of the University of Missouri Tula archaeological project. University of Missouri-Columbia.
Cóipeáladh chuig an ngearrthaisce go rathúil é
Níorbh fhéidir cóipeáil chuig an ngearrthaisce
Lua i Stíl Chicago (17ú heag.)
Diehl, Richard A. Studies of Ancient Tollan: A Report of the University of Missouri Tula Archaeological Project. Missouri: University of Missouri-Columbia, 1974.
Cóipeáladh chuig an ngearrthaisce go rathúil é
Níorbh fhéidir cóipeáil chuig an ngearrthaisce
Lua MLA (9ú heag.)
Diehl, Richard A. Studies of Ancient Tollan: A Report of the University of Missouri Tula Archaeological Project. University of Missouri-Columbia, 1974.
Cóipeáladh chuig an ngearrthaisce go rathúil é
Níorbh fhéidir cóipeáil chuig an ngearrthaisce
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.