Chung, Y. (2022). Classic calligraphy for beginners: Essential step-by-step techniques for Copperplate and Spencerian scripts. Quarry Books.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Chung, Younghae. Classic Calligraphy for Beginners: Essential Step-by-step Techniques for Copperplate and Spencerian Scripts. Beverly, MA: Quarry Books, 2022.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Chung, Younghae. Classic Calligraphy for Beginners: Essential Step-by-step Techniques for Copperplate and Spencerian Scripts. Quarry Books, 2022.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.