توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

Gann, T. W. F., & Thompson, J. E. (1931). The history of the Maya from the earliest times to the present day. C. Scribner's son.

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

Gann, Thomas William Francis, و John Eric Thompson. The History of the Maya from the Earliest Times to the Present Day. New York: C. Scribner's son, 1931.

توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)

Gann, Thomas William Francis, و John Eric Thompson. The History of the Maya from the Earliest Times to the Present Day. C. Scribner's son, 1931.