توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

(1987). Sotheby's Founded 1744: A Sale of Fine Dolls, Miniature Objects, Teddy Bears, Automata, Tinplate and Other Toys, European Textiles and Mechanical Musical Instruments. Ditchling Press.

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

Sotheby's Founded 1744: A Sale of Fine Dolls, Miniature Objects, Teddy Bears, Automata, Tinplate and Other Toys, European Textiles and Mechanical Musical Instruments. London: Ditchling Press, 1987.

توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)

Sotheby's Founded 1744: A Sale of Fine Dolls, Miniature Objects, Teddy Bears, Automata, Tinplate and Other Toys, European Textiles and Mechanical Musical Instruments. Ditchling Press, 1987.