These books are the 2007 (grades 1 to 5) and 2009 (grades 6 to 8) editions.  There is an older edition of grades 6 to 8 valid until the end of November 2010, please ask if you require this book.

Theory of Music Workbook (Trinity Guildhall) Grade 1 £4.99	Theory of Music Workbook (Trinity Guildhall) Grade 2 £5.50
Theory of Music Workbook (Trinity Guildhall) Grade 3 £5.99	Theory of Music Workbook (Trinity Guildhall) Grade 4 £6.50
Theory of Music Workbook (Trinity Guildhall) Grade 5 £7.50	Theory of Music Workbook (Trinity Guildhall) Grade 6 £8.99
Theory of Music Workbook (Trinity Guildhall) Grade 7 £9.50	Theory of Music Workbook (Trinity Guildhall) Grade 8 £9.99