Cecil Armstrong Gibbs: Musica Classica Classical Music Dictionary article with short biography.
Gibbs, Cecil Armstrong (1889 - 1960): Biographical sentence and recommended recordings.
Gibbs, Cecil Armstrong (1889 - 1960), United Kingdom: Biographical data, recommended CDs, books and sheet music, bibliography, and links to biographical essays from Dr. Estrella's Incredibly Abridged Dictionary of Composers.