Here are the cover images of some moped books:
The Complete Book of Mopeds
by Laura Torbet and Jonathan Sternfield
The Complete Book of Mopeds
by the Editors of Consumer Guide
Mopeds
by Paul Dupre
Moped the Wonder Vehicle
by Jerry Murray
Moped Maintenance and Repair
by Morris Fraser
Funky Mopeds
by Richard Skelton
Moped to South America
Two Stroke Tuners Handbook
by Gordon Jennings
Honda Motorcycle Identification Guide 1959-2000
Scoot Magazine 2009 Buyers Guide