Gelling, Peter: Complete Learn To Play Scales Modes & Improvising  

Everything you want to know about Scales & Modes in one book. Takes you from beginner to professional level as well as teaching you music theory in an interesting & practical way. Covers all essential scales, modes & chord types & shows you how to use them in a variety of musical contexts. Also covers Modal tonalities, harmony, ear training & chord & scale substitution. All scale types are demonstrated with great licks & full length solos. Uses both standard notation & easy-read Tablature.