Spectrum for Cello with CD: 16 contemporary pieces (Spectrum (ABRSM))

Spectrum 5: 15 contemporary pieces for solo piano (Spectrum (ABRSM))

Spectrum: 20 contemporary works for solo piano (Spectrum (ABRSM))

Spectrum 3 (Piano): an international collection of 25 pieces for solo piano (Spectrum (ABRSM))

Spectrum 2: 30 miniatures for solo piano (Spectrum (ABRSM))