توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

Ackroyd, P., Cornelis, B., Chiswell, L., & Billinge, R. (2021). The cleaning, relining and restoration of Van Dyck's Equestrian Portrait of Charles I, 1637-8. National Gallery Technical Bulletin : Volume 41.

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

Ackroyd, Paul, Bart Cornelis, Lucy Chiswell, و Rachel Billinge. "The Cleaning, Relining and Restoration of Van Dyck's Equestrian Portrait of Charles I, 1637-8." National Gallery Technical Bulletin : Volume 41 2021.

توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)

Ackroyd, Paul, et al. "The Cleaning, Relining and Restoration of Van Dyck's Equestrian Portrait of Charles I, 1637-8." National Gallery Technical Bulletin : Volume 41, 2021.