APA (7 ম সংস্করণ) উদ্ধৃতি

Cunard, R. A. (1990). Maintenance management of street and highway signs. Transportation Research Board, National Research Council.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Cunard, Richard A. Maintenance Management of Street and Highway Signs. Washington, D.C: Transportation Research Board, National Research Council, 1990.

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

Cunard, Richard A. Maintenance Management of Street and Highway Signs. Transportation Research Board, National Research Council, 1990.