Spokane Chamber of Commerce & Matthews-Northrup Works. (1911). Map of the Spokane Country, the Inland Empire of America: Showing transportation and products. Matthews-Northrup Works.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Spokane Chamber of Commerce و Matthews-Northrup Works. Map of the Spokane Country, the Inland Empire of America: Showing Transportation and Products. Buffalo, N.Y.: Matthews-Northrup Works, 1911.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Spokane Chamber of Commerce و Matthews-Northrup Works. Map of the Spokane Country, the Inland Empire of America: Showing Transportation and Products. Matthews-Northrup Works, 1911.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.