Whitwell, G. E., & Patty, E. N. (1921). The magnesite deposits of Washington: Their occurrence and technology. Frank M. Lamborn, public printer.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Whitwell, George E., و Ernest N. Patty. The Magnesite Deposits of Washington: Their Occurrence and Technology. Olympia: Frank M. Lamborn, public printer, 1921.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Whitwell, George E., و Ernest N. Patty. The Magnesite Deposits of Washington: Their Occurrence and Technology. Frank M. Lamborn, public printer, 1921.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.