Spokane Chamber of Commerce & Spokane Area Chamber of Commerce. (1976). Membership directory & buyers' guide. Spokane Chamber of Commerce.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Spokane Chamber of Commerce و Spokane Area Chamber of Commerce. Membership Directory & Buyers' Guide. Spokane, Wash.: Spokane Chamber of Commerce, 1976.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Spokane Chamber of Commerce و Spokane Area Chamber of Commerce. Membership Directory & Buyers' Guide. Spokane Chamber of Commerce, 1976.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.