„David Hall“. Inform. New South Wales Department of Education and Training; Budgewoi Public School. March 2000. 20 October 2011da asl nusxadan arxivlandi. Qaraldi: 29 August 2011.
„More about David“. Budgewoi Public School. 2011-yil 8-aprelda asl nusxadan arxivlangan. Qaraldi: 2011-yil 29-avgust.
„David Hall“. Inform. New South Wales Department of Education and Training; Budgewoi Public School. March 2000. 20 October 2011da asl nusxadan arxivlandi. Qaraldi: 29 August 2011.
„More about David“. Budgewoi Public School. 2011-yil 8-aprelda asl nusxadan arxivlangan. Qaraldi: 2011-yil 29-avgust.