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.
Citace podle Chicago (17th ed.)Fröding, 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.
Citace podle MLA (8th ed.)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.
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