125 series starting with B. Page 3 of 3.
Bum trilogy
Andy Griffiths · 2 books · 2001–2005
Burmese chronicles
46 books · 1479–1931
Burton & Swinburne
Mark Hodder · 2 books · 2010–2011
Buru Quartet
Pramoedya Ananta Toer · 4 books · 1980–1988
Buying a Classmate Once a Week
Usa Haneda · 2 books · 2023