Dyfyniad APA

Barham, T. J., & Nelson, D. L. (1991). The boy's changing voice: New solutions for today's choral teacher. Belwin Mills.

Dyfyniad Arddull Chicago

Barham, Terry Joe, and Darolyne L. Nelson. The Boy's Changing Voice: New Solutions for Today's Choral Teacher. Miami, Fl.: Belwin Mills, 1991.

Dyfyniad MLA

Barham, Terry Joe, and Darolyne L. Nelson. The Boy's Changing Voice: New Solutions for Today's Choral Teacher. Belwin Mills, 1991.

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