Washington (State). Division of Mines and Geology. (1946). Report of investigations - Division of Mines and Geology. For sale by the Dept. of Conservation].
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Washington (State). Division of Mines and Geology. Report of Investigations - Division of Mines and Geology. [Olympia: For sale by the Dept. of Conservation], 1946.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Washington (State). Division of Mines and Geology. Report of Investigations - Division of Mines and Geology. For sale by the Dept. of Conservation], 1946.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.