Dyfyniad APA

Cook, V. (1938). Lyra: Progressive etudes for cornet or trumpet. Rubank.

Dyfyniad Arddull Chicago

Cook, Vander. Lyra: Progressive Etudes for Cornet or Trumpet. Chicago: Rubank, 1938.

Dyfyniad MLA

Cook, Vander. Lyra: Progressive Etudes for Cornet or Trumpet. Rubank, 1938.

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