APA (7 ম সংস্করণ) উদ্ধৃতি

Osborn, A. D. (1968). The Prussian instructions: Rules for the alphabetical catalogs of the Prussian libraries. University Microfilms.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Osborn, Andrew Delbridge. The Prussian Instructions: Rules for the Alphabetical Catalogs of the Prussian Libraries. Ann Arbor, Mich: University Microfilms, 1968.

M.L.A (8 ম সংস্করণ) উদ্ধৃতি

Osborn, Andrew Delbridge. The Prussian Instructions: Rules for the Alphabetical Catalogs of the Prussian Libraries. University Microfilms, 1968.