(1971). Playthings: The National Magazine of the Toy Trade ; Directory Issue ; 1971 ; Market Reference Information for Toy Buyers and Toy Manufacturers. Geyer-McAllister Publications.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Playthings: The National Magazine of the Toy Trade ; Directory Issue ; 1971 ; Market Reference Information for Toy Buyers and Toy Manufacturers. New York: Geyer-McAllister Publications, 1971.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Playthings: The National Magazine of the Toy Trade ; Directory Issue ; 1971 ; Market Reference Information for Toy Buyers and Toy Manufacturers. Geyer-McAllister Publications, 1971.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.