Great Britain — History -- Roman period, 55 B.C.-449 A.D. — Audiobooks
History of the Britons (Historia Brittonum)
by active 796 Nennius
Holinshed's Chronicles, vol. 1 of 6, slice 5 of 9. England, early history
by Raphael Holinshed
Ancient Man in Britain
by Donald A. (Donald Alexander) Mackenzie
Early Britain—Roman Britain
by John William Edward Conybeare