This Walrus Guitar Mini Chord Chart by Hal Leonard is the perfect tool for guitar players looking to improve their skills. It contains a variety of chords for all levels of players and is small enough to carry around for on-the-go practice. The publication name and author are well-known in the music industry, making this an excellent addition to any collection. The workbook features a clear and easy-to-understand layout, making it accessible for beginners and advanced players alike. Whether you're a seasoned musician or just starting out, this mini chord chart is a must-have.