Almquist, S. (1973). Habitat selection and spatial distribution of spiders in coastal sand dunes / [by] Sven Almquist. Department of Animal Ecology, University of Lund.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Almquist, Sven. Habitat Selection and Spatial Distribution of Spiders in Coastal Sand Dunes / [by] Sven Almquist. Lund: Department of Animal Ecology, University of Lund, 1973.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Almquist, Sven. Habitat Selection and Spatial Distribution of Spiders in Coastal Sand Dunes / [by] Sven Almquist. Department of Animal Ecology, University of Lund, 1973.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.