Mid-West Map Company & Rainbow Corporation. (1940). Pacific Northwest: Embracing the Grand Coulee, Glacier, Yellowstone, Rainier and Canadian National Park areas. Mid-west Map Co.?.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Mid-West Map Company و Rainbow Corporation. Pacific Northwest: Embracing the Grand Coulee, Glacier, Yellowstone, Rainier and Canadian National Park Areas. [Aurora, Mo.?: Mid-west Map Co.?, 1940.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Mid-West Map Company و Rainbow Corporation. Pacific Northwest: Embracing the Grand Coulee, Glacier, Yellowstone, Rainier and Canadian National Park Areas. Mid-west Map Co.?, 1940.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.