Eichler Brulotte, F., Elton Potter, L., & Central Washington Chapter of the American Historical Society of Germans from Russia. (1990). Germans From Russia In the Yakima Valley Prior to 1940. Central Washington Chapter of the American Historical Society of Germans from Russia.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Eichler Brulotte, Frieda, Louise Elton Potter, و Central Washington Chapter of the American Historical Society of Germans from Russia. Germans From Russia In the Yakima Valley Prior to 1940. Yakima: Central Washington Chapter of the American Historical Society of Germans from Russia, 1990.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Eichler Brulotte, Frieda, et al. Germans From Russia In the Yakima Valley Prior to 1940. Central Washington Chapter of the American Historical Society of Germans from Russia, 1990.