Based on Bicycles: how they work and how to fix them/by A.J. Budrys.
OBNB doesn't sell books, but you may be able to find a copy at one of these websites:
Cycle repair and maintenance by A. J. Budrys. ISBN 0713624507. Published by A. & C. Black in 1984. Publication and catalogue information, links to buy online and reader comments.
