APA-viite (7. p.)
Wardahl, R. B. (2011). The incorporation and integration of the king's tributary lands into the Norwegian realm, c. 1195-1397. Brill.
Chicago-viite (17. p.)
Wardahl, Randi Bjorshol. The Incorporation and Integration of the King's Tributary Lands into the Norwegian Realm, C. 1195-1397. Leiden ; Boston: Brill, 2011.
MLA-viite (9. p.)
Wardahl, Randi Bjorshol. The Incorporation and Integration of the King's Tributary Lands into the Norwegian Realm, C. 1195-1397. Brill, 2011.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.