APA aipamena

Howells, H. (1976). Sonatina: For piano. [London]: Associated Board of the Royal Schools of Music.

Chicago Style aipamena

Howells, Herbert. Sonatina: For Piano. [London]: Associated Board of the Royal Schools of Music, 1976.

MLA aipamena

Howells, Herbert. Sonatina: For Piano. [London]: Associated Board of the Royal Schools of Music, 1976.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.