^John Cale; Victor Bockris (Jan 1999), What's Welsh for Zen: The Autobiography of John Cale (بالإنجليزية), Illustrator: Dave McKean, Bloomsbury Publishing, p. 36, QID:Q17286909
^ ابTim Mitchell (2003), Sedition and Alchemy: A Biography of John Cale (بالإنجليزية), Illustrator: Dave McKean, London: Peter Owen Publishers, p. 169, OL:22048470M, QID:Q15303594
^Tim Mitchell (2003), Sedition and Alchemy: A Biography of John Cale (بالإنجليزية), Illustrator: Dave McKean, London: Peter Owen Publishers, p. 199, OL:22048470M, QID:Q15303594
^John Cale; Victor Bockris (Jan 1999), What's Welsh for Zen: The Autobiography of John Cale (بالإنجليزية), Illustrator: Dave McKean, Bloomsbury Publishing, p. 238, QID:Q17286909
^Tim Mitchell (2003), Sedition and Alchemy: A Biography of John Cale (بالإنجليزية), Illustrator: Dave McKean, London: Peter Owen Publishers, p. 180, OL:22048470M, QID:Q15303594
^John Cale; Victor Bockris (Jan 1999), What's Welsh for Zen: The Autobiography of John Cale (بالإنجليزية), Illustrator: Dave McKean, Bloomsbury Publishing, p. 120, QID:Q17286909
^ ابTim Mitchell (2003), Sedition and Alchemy: A Biography of John Cale (بالإنجليزية), Illustrator: Dave McKean, London: Peter Owen Publishers, p. 24, OL:22048470M, QID:Q15303594
^John Cale; Victor Bockris (Jan 1999), What's Welsh for Zen: The Autobiography of John Cale (بالإنجليزية), Illustrator: Dave McKean, Bloomsbury Publishing, p. 145, QID:Q17286909
^Tim Mitchell (2003), Sedition and Alchemy: A Biography of John Cale (بالإنجليزية), Illustrator: Dave McKean, London: Peter Owen Publishers, p. 203, OL:22048470M, QID:Q15303594
^Tim Mitchell (2003), Sedition and Alchemy: A Biography of John Cale (بالإنجليزية), Illustrator: Dave McKean, London: Peter Owen Publishers, p. 200, OL:22048470M, QID:Q15303594
^John Cale; Victor Bockris (Jan 1999), What's Welsh for Zen: The Autobiography of John Cale (بالإنجليزية), Illustrator: Dave McKean, Bloomsbury Publishing, p. 262, QID:Q17286909