AnsdellG. (2001) ‘Music Therapist's Dilemma’. British Journal of Music Therapy15(1): 2–4
2.
BlumS. (1998) ‘Recognizing Improvisation’. In NettlB.MonsonI. (eds.) In the Course of Performance. Studies in the World of Musical Improvisation. Chicago & London: The University of Chicago Press
3.
de la MareW.‘The Listeners’. In The Collected Poems of Walter de la Mare. UK: Faber & Faber
4.
MonsonI. (1998) ‘On Freedom: George Russell, John Coltrane, and Modal Jazz’. In NettlB.MonsonI. (eds.) In the Course of Performance. Studies in the World of Musical Improvisation. Chicago & London: The University of Chicago Press