Dyfyniad APA

Schuman, W. H. (1942). Four canonic choruses for mixed voices a cappella. G. Schirmer.

Dyfyniad Arddull Chicago

Schuman, William Howard. Four Canonic Choruses for Mixed Voices a Cappella. New York: G. Schirmer, 1942.

Dyfyniad MLA

Schuman, William Howard. Four Canonic Choruses for Mixed Voices a Cappella. G. Schirmer, 1942.

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