Svensson, R. (1935). Studies on human intestinal protozoa: Especially with regard to their demonstrability and the connexion between their distribution and hygienic conditions. Ekenäs tryckeri a. b..
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Svensson, Ruth. Studies on Human Intestinal Protozoa: Especially with Regard to Their Demonstrability and the Connexion Between Their Distribution and Hygienic Conditions. [Ekenäs: Ekenäs tryckeri a. b., 1935.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Svensson, Ruth. Studies on Human Intestinal Protozoa: Especially with Regard to Their Demonstrability and the Connexion Between Their Distribution and Hygienic Conditions. Ekenäs tryckeri a. b., 1935.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.