Duis, U. (2021). Landscape values in the daily life of coffee growers, references for the sustainable management of the territorial heritage in Quindío, Colombia. Universidad Pedagógica y Tecnológica de Colombia.
Lua i Stíl Chicago (17ú heag.)Duis, Urte. Landscape Values in the Daily Life of Coffee Growers, References for the Sustainable Management of the Territorial Heritage in Quindío, Colombia. Universidad Pedagógica y Tecnológica de Colombia, 2021.
Lua MLA (9ú heag.)Duis, Urte. Landscape Values in the Daily Life of Coffee Growers, References for the Sustainable Management of the Territorial Heritage in Quindío, Colombia. Universidad Pedagógica y Tecnológica de Colombia, 2021.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.