Liss, J. (1990). Småskalig produktion av bränsleflis: Drivnings-metoder, effektbehov och arbetsmiljö = Small-scale production of fuel chips : harvesting methods, power requirement and working environment. Swedish University of Agricultural Sciences, Dept. of Operational Efficiency.
Citace podle Chicago (17th ed.)Liss, Jan-Erik. Småskalig Produktion Av Bränsleflis: Drivnings-metoder, Effektbehov Och Arbetsmiljö = Small-scale Production of Fuel Chips : Harvesting Methods, Power Requirement and Working Environment. Garpenberg: Swedish University of Agricultural Sciences, Dept. of Operational Efficiency, 1990.
Citace podle MLA (8th ed.)Liss, Jan-Erik. Småskalig Produktion Av Bränsleflis: Drivnings-metoder, Effektbehov Och Arbetsmiljö = Small-scale Production of Fuel Chips : Harvesting Methods, Power Requirement and Working Environment. Swedish University of Agricultural Sciences, Dept. of Operational Efficiency, 1990.