Boukreev, Anatoli. DeWalt, G Weston.
Climb : Tragic Ambitions on Everest : Tragic Ambitions on Everest - London Pan books 2002 - 372
0-330-48896-1
Climb : Tragic Ambitions on Everest
82-992 BOU
Climb : Tragic Ambitions on Everest : Tragic Ambitions on Everest - London Pan books 2002 - 372
0-330-48896-1
Climb : Tragic Ambitions on Everest
82-992 BOU