Dyfyniad APA

Gerle, A., & Gerle, A. (2018). Music essentials for singers and actors: Fundamentals of notation, sight singing, and music theory. Hal Leonard.

Dyfyniad Arddull Chicago

Gerle, Andrew, and Andrew Gerle. Music Essentials for Singers and Actors: Fundamentals of Notation, Sight Singing, and Music Theory. Milwaukee, WI: Hal Leonard, 2018.

Dyfyniad MLA

Gerle, Andrew, and Andrew Gerle. Music Essentials for Singers and Actors: Fundamentals of Notation, Sight Singing, and Music Theory. Hal Leonard, 2018.

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