APA (7th ed.) Zitazioa

Thompson, J., & Sandoval, S. (2019). John Thompson's Easiest piano course: Part one. The Willias Music; Hal Leonard.

Chicago Style (17th ed.) Zitazioa

Thompson, John, eta Sergio Sandoval. John Thompson's Easiest Piano Course: Part One. Milwaukee, USA; London, England; Cheltenham, Australia: The Willias Music; Hal Leonard, 2019.

MLA (9th ed.) Zitazioa

Thompson, John, eta Sergio Sandoval. John Thompson's Easiest Piano Course: Part One. The Willias Music; Hal Leonard, 2019.