Fröding, A. (1992). Beståndsskador vid Gallring =: Thinning damage to coniferous stands in Sweden. Swedish University of Agricultural Sciences, Faculty of Forestry, Dept. of Operational Efficiency.
Chicago Style (17th ed.) CitationFröding, Anders. Beståndsskador Vid Gallring =: Thinning Damage to Coniferous Stands in Sweden. [Garpenberg, Sweden: Swedish University of Agricultural Sciences, Faculty of Forestry, Dept. of Operational Efficiency, 1992.
MLA引文Fröding, Anders. Beståndsskador Vid Gallring =: Thinning Damage to Coniferous Stands in Sweden. Swedish University of Agricultural Sciences, Faculty of Forestry, Dept. of Operational Efficiency, 1992.
警告:這些引文格式不一定是100%准確.