Rujukan Pengkalan Udara Leeming

  1. ↑ Pine, L.G. (1983). A dictionary of mottoes (ed. 1). London: Routledge & Kegan Paul. m/s. 222. ISBN 0-7100-9339-X.
  2. ↑ "RAF Leeming Defence Aerodrome Manual (DAM)" (PDF). RAF Leeming. Military Aviation Authority. 13 February 2017. Dicapai pada 24 August 2017. Cite has empty unknown parameter: |dead-url= (bantuan)