XPTBH (航空機)
1 2 3 4 5 6 Trimble 2005, p.14.
↑ Dann 1996, p.20.
1 2 3 Doll 1992, p.4.
1 2 Windrow 1970, pp.28–29.
1 2 3 4 5 6 7 Wegg 1990, p.115.
↑ Swanborough and Bowers 1990, p.8.
↑ Kelly and Riley 1997, p.35.
↑ Boyne 2001, p.59.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 Boyne 2001, p.60.
↑ Wagner 1960, p.335.
↑ Van Fleet et al. 1985, p.90.
1 2 3 4 5 6 Boyne 2001, p.61.
↑ Trimble 1982, p.207.
↑ Pattillo 2000, p.105.
↑ Wegg 1990, p.113.
↑ Lednicer 2010