Cienciala, E. (1994). Sap flow, transpiration, and water use efficiency of spruce and willow in relation to climatic factors. Swedish University of Agricultural Sciences, Dept. of Ecology and Environmental Research.
Lua i Stíl Chicago (17ú heag.)Cienciala, Emil. Sap Flow, Transpiration, and Water Use Efficiency of Spruce and Willow in Relation to Climatic Factors. Uppsala: Swedish University of Agricultural Sciences, Dept. of Ecology and Environmental Research, 1994.
Lua MLA (8ú heag.)Cienciala, Emil. Sap Flow, Transpiration, and Water Use Efficiency of Spruce and Willow in Relation to Climatic Factors. Swedish University of Agricultural Sciences, Dept. of Ecology and Environmental Research, 1994.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.