APA (7 ম সংস্করণ) উদ্ধৃতি

Heuduck, P. (1949). Letter to Hildreth Meiere, October 19, 1949. Saint Louis University Libraries Digitization Center.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Heuduck, Paul. Letter to Hildreth Meiere, October 19, 1949. Saint Louis University Libraries Digitization Center, 1949.

M.L.A (8 ম সংস্করণ) উদ্ধৃতি

Heuduck, Paul. Letter to Hildreth Meiere, October 19, 1949. Saint Louis University Libraries Digitization Center, 1949.