Citazione Stile APA (7a Edizione)

Allen, M., Gillespie, R., & Tellejohn Hayes, P. Essential thechnique: For strings intermediate technique studies.

Citazione stile Chigago Style (17a edizione)

Allen, Michael, Robert Gillespie, e Pamela Tellejohn Hayes. Essential Thechnique: For Strings Intermediate Technique Studies.

Citatione MLA (8a ed.)

Allen, Michael, et al. Essential Thechnique: For Strings Intermediate Technique Studies.