U.S. Library of Congress. Division of Bibliography & Griffin, A. P. C. (1901). A list of books (with references to periodicals) on Samoa and Guam. Govt. Print. Off.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)U.S. Library of Congress. Division of Bibliography و Appleton Prentice Clark Griffin. A List of Books (with References to Periodicals) on Samoa and Guam. Washington: Govt. Print. Off, 1901.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)U.S. Library of Congress. Division of Bibliography و Appleton Prentice Clark Griffin. A List of Books (with References to Periodicals) on Samoa and Guam. Govt. Print. Off, 1901.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.