APA (7 ম সংস্করণ) উদ্ধৃতি

Hügel, F., Barmann, L. F., & Smith, N. K. (1981). The letters of Baron Friedrich von Hügel and Professor Norman Kemp Smith. Fordham University Press.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Hügel, Friedrich, Lawrence F. Barmann, এবং Norman Kemp Smith. The Letters of Baron Friedrich Von Hügel and Professor Norman Kemp Smith. New York: Fordham University Press, 1981.

M.L.A (8 ম সংস্করণ) উদ্ধৃতি

Hügel, Friedrich, et al. The Letters of Baron Friedrich Von Hügel and Professor Norman Kemp Smith. Fordham University Press, 1981.