English Dance and Song, niteet 62–63. English Folk Dance and Song Society, 2000. Teoksen verkkoversio.
”Song Means: Analysing and Interpreting Recorded Popular Song”, Ashgate Popular and Folk Music Series, s. 169. Ashgate Publishing, 2012. ISBN 978.1-4094-3802-1. Teoksen verkkoversio.
Charlotte Smith: A Manua of Sixteenth-Century Contrapuntal Syle, s. 14. University of Delaware Press (Newark), Associated University Press (Lontoo), 1989. ISBN 978-0-87413-327-1. Teoksen verkkoversio.