"Bomber Command lost 1047 aircraft missing—5.1 per cent of sorties dispatched—and a further 1682 damaged or written off" (Hastings 1979, 261쪽) harv error: 대상 없음: CITEREFHastings1979 (help).
Bishop 2007, 216쪽. harv error: 대상 없음: CITEREFBishop2007 (help)