Tham khảo Dornier_Do_18

  1. ↑ Air International, April 1980, p.182.
  • "Dichtung und Wahrheit - diesmal die Do 18" in Jet & Prop Hefte 4, 5 und 6/94 sowie 1/95.
  • "The Do 18...Dornier's Whale Calf". Air International, April 1980, Vol.18 No 4. Bromley, UK:Fine Scroll. pp. 181–188.
  • Smith, J.R. and Kay, Antony L. German Aircraft of the Second World War. London:Putnam, 1972. ISBN 85177 836 4.
  • Thetford, Owen. British Naval Aircraft since 1912. London:Putnam, Fourth edition, 1978. ISBN 0-370-30021-1.