The Norman kings,
by T.A. Dorey and Allison Leon.
APA Citation
Dorey, T. A. (Thomas Alan)., Leon, A. (1964). The Norman kings. London: K.Mason.
MLA Citation
Dorey, T. A. (Thomas Alan), and Allison Leon. The Norman Kings. London: K.Mason, 1964.
Warning: These citations may not always be complete (especially for serials).