Goeldner, C. R. (1974). The Aspen skier. Business Research Division, Graduate School of Business Administration, University of Colorado.
Lua i Stíl Chicago (17ú heag.)Goeldner, Charles R. The Aspen Skier. Boulder: Business Research Division, Graduate School of Business Administration, University of Colorado, 1974.
Lua MLA (8ú heag.)Goeldner, Charles R. The Aspen Skier. Business Research Division, Graduate School of Business Administration, University of Colorado, 1974.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.