H. Butterfield: The Present State of Historical Scholarship. 25 s. - C. H. Wilson: History in Special and in General. 28 s. - Inaugural Lectures, begge Cambridge University Press 1964, hver af dem 3 sh. 6 d.

Bagge, P. (1967). H. Butterfield: The Present State of Historical Scholarship. 25 s. - C. H. Wilson: History in Special and in General. 28 s. - Inaugural Lectures, begge Cambridge University Press 1964, hver af dem 3 sh. 6 d. Historisk Tidsskrift, 12. Hentet fra https://tidsskrift.dk/historisktidsskrift/article/view/50765