APA (7th ed.) Citation

Johnston, R., & Boak, D. (2009). Martin guitars: A technical reference (1. ed.; revised and updated from the original by Mike Longworth.). Hal Leonard.

Chicago Style (17th ed.) Citation

Johnston, Richard, and Dick Boak. Martin Guitars: A Technical Reference. 1. ed.; revised and updated from the original by Mike Longworth. Milwaukee, WI: Hal Leonard, 2009.

MLA (9th ed.) Citation

Johnston, Richard, and Dick Boak. Martin Guitars: A Technical Reference. 1. ed.; revised and updated from the original by Mike Longworth. Hal Leonard, 2009.