Dyfyniad APA

Schoenfeld, M., & Mcpherson, B. (2002). Once Upon a Time. Hal Leonard Music Publishing.

Dyfyniad Arddull Chicago

Schoenfeld, Mark, and Barri Mcpherson. Once Upon a Time. Wisconsin, United States: Hal Leonard Music Publishing, 2002.

Dyfyniad MLA

Schoenfeld, Mark, and Barri Mcpherson. Once Upon a Time. Hal Leonard Music Publishing, 2002.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.