"International Snow Leopard Trust," at www.snowleopard.org 

"Land of the Big Cats," January 17,1999, at www.wtv-zone.com/BigCats.

Perry,Phyllis, The Snow Cat  Danbury:Division of Groller Publishing,1997

''Snow Leopard," Collier's Encyclopedia, 1997, Vol. 21,pp. 114.