Listmania!
Great books for guitarists
Guitar Player Repair Guide: How to Set Up, Maintain and Repair Electrics and AcousticsGuitar Player Repair Guide: How to Set Up, Maintain and Repair Electrics and Acoustics by Dan Erlewine
Buy used from: £13.89
great for making major or minor repairs
How to Write Songs on Guitar: A Guitar Playing and Song Writing CourseHow to Write Songs on Guitar: A Guitar Playing and Song Writing Course by Rikky Rooksby
Buy new: £9.77 / Used from: £7.20
good source of ideas and inspiration for songwriting guitarists
The Beatles - Complete ScoresThe Beatles - Complete Scores by Hal Leonard Publishing Corporation
Buy new: £71.95 / Used from: £39.82
every guitar playing beatles fan should own this
The Big Acoustic Guitar Chord SongbookThe Big Acoustic Guitar Chord Songbook
Buy new: £6.47 / Used from: £4.15
excellent for playing along to pop classics
The Big Acoustic Guitar Chord Songbook Gold (Chord Songbook)The Big Acoustic Guitar Chord Songbook Gold (Chord Songbook)
Buy new: £7.02 / Used from: £6.14
same as above
The New Guitar HandbookThe New Guitar Handbook by Ralph Denyer
Buy used from: £14.97
superb introduction for beginners