APA-čujuhus (7. p.)

Thybony Scot & Chesley, P. The rockies: Pillars of a continent. D.C..

Chicago-čujuhus (17. p.)

Thybony Scot juo Paul Chesley. The Rockies: Pillars of a Continent. Washington: D.C..

MLA-čujuhus (9. p.)

Thybony Scot juo Paul Chesley. The Rockies: Pillars of a Continent. D.C..

Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.