United States standard for terminal instrument procedures (TERPS). - [Washington, D.C., 1983]. - v. April 1, 1983. CRDP Program Historic Shelflist record. Subjects--Topical Terms: Aeronautical instruments. GPO Item No.: 0431-C-04 Gov. Doc. Class. No.: TD 4.8/2:8260.3 B/CH.4