Sampon, R. G. (1958). Legislative activity of the provincial and plenary councils of the thirteenth century: A historical synopsis.
Chicago-viite (17. p.)Sampon, Robert G. Legislative Activity of the Provincial and Plenary Councils of the Thirteenth Century: A Historical Synopsis. 1958.
MLA-viite (8. p.)Sampon, Robert G. Legislative Activity of the Provincial and Plenary Councils of the Thirteenth Century: A Historical Synopsis. 1958.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.