1986                      Sell D.  Disorders of Speech in Paediatric Otolaryngology, Evans J.N.G. (Ed.) Vol. 6. In Scott Brown Otolaryngology Series,London: Butterworths.

1990                      Mars M. James DR Lamabadusuriya SP. Houston WJB. Sell D. Grunwell P. The unoperated cleft lip and palate subject: an account of the Sri Lankan Cleft Lip and Palate Project, and preliminary results of facial growth and speech. In: Nederlandse Vereniging Voor and Orthodontische Studie. ed. J.W. Booij.

1993                      Grunwell P. Sell D. Harding A. Describing Cleft Palate Speech. In: Analysing Cleft Palate Speech ed. Grunwell P. pub. Whurr.

1993                      Sell D. Grunwell P. Speech in Subjects with Late Operated Cleft Palate. In: Analysing Cleft Palate Speech ed. Grunwell P. pub. Whurr.

1993                      The Eurocleft Speech Group: Grunwell P. Bronsted K. Henningsson G. Jansonius K. Karling J. Meijer M. Ording U. Sell D. Wyatt R. Vermeij-Zieverink E.  Cleft palate speech in a European perspective. In: Analysing Cleft Palate Speech  ed. Grunwell P. pub.Whurr.

2001                      Grunwell P. and Sell D. Speech and Language Characteristics. In Management of Cleft Lip and Palate  eds. Watson A.C.H. Sell D. Grunwell P. pub. Whurr.

2001                      Sell D. and Grunwell P. Speech Assessment and Therapy. In Management of Cleft Lip and Palate  eds. Watson A.C.H. Sell D. Grunwell P. pub. Whurr.

2001                      Harding A. and Sell D. Cleft Palate and Velopharyngeal Anomalies. In Speech and Language Therapy: the Decision Making Process when working with Children. eds. Kersner M. and Wright J. pub.Fulton.

2007                      Cavalli L. Cook F, Mars M. Nayak J. Pereira V. Price K. Reilly S. Ryan M. Sell D. Shipster C. Sommerlad B. Speech and Language Therapy. The Great Ormond Street Colour Handbook of Paediatrics and Child Health Paediatrics and Child Health eds. Strobel S, Marks S. Smith PK. Habbal MH. Spitz L. pub Manson.

2008                      Sell D.  Speech in the unoperated or late operated patient. Cleft Lip and Palate Management in the Developing World. Eds Mars M, Habel A. and Sell D. pub John Wiley.

2009                      Sell D. Speech therapy and cleft lip and palate in the Developing World context. Cleft Lip and Palate Management in the Developing World. Eds Mars M, Habel A. and Sell D. pub John Wiley.