Citations: Agassiz, D. J. L. 2004: Obituary John David Bradley, 1920 - 2004. The Entomologist's Record and Journal of Variation, London 116 (2), S. 91-92, B15 10005
Anonym 2004: John David Bradley (1920-2004). Butlleti de la Societat Catalana de Lepidopterologia, Barcelona, Barcelona 93, S. 98, B15: 11993
Classey, E. W. 2004: Obituary Dr John David Bradley British Journal of Entomology and Natural History, London 17 (3), S. 187-188, B15 10207
Gilbert, P. 2007: A Source Book for Biographical Literature on Entomologists Leiden, Backhuys Publishers, 694 S., A 2972, pp. 68