Olsson, M. (1983). Morphology and genesis of mor from a pine-heath stand. Swedish University of Agricultural Sciences, Faculty of Forestry.
Lua i Stíl Chicago (17ú heag.)Olsson, Mats. Morphology and Genesis of Mor from a Pine-heath Stand. Uppsala, Sweden: Swedish University of Agricultural Sciences, Faculty of Forestry, 1983.
Lua MLA (8ú heag.)Olsson, Mats. Morphology and Genesis of Mor from a Pine-heath Stand. Swedish University of Agricultural Sciences, Faculty of Forestry, 1983.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.