Ladewig Petersen E. Eric John: Land Tenure in Early England. A Discussion of some Problems. Studies in Early English History, ed. by H. P. R. Finberg, vol. I. Leicester University Press 1960, 2nd impression 1964. xii + 184 s. 30 sh. ht [Internet]. 1. januar 1967 [henvist 25. april 2024];12. Tilgængelig hos: https://tidsskrift.dk/historisktidsskrift/article/view/50768