BSA Unit-Construction Twins: The Complete Story
BSA Bantam Bible: All Models 1948 to 1971 (Bible)
The Rupert Ratio Unit Single Engine Manual for BSA C15, B40, B25, B44, B50
The BSA Gold Star
BSA Twins (Essential Buyer's Guide) (Essential Buyer's Guide) (Essential Buyer's Guide Series)
BSA Pre-unit Twins: The Complete Story (Motoclassics)