Direct support, general support and depot maintenance manual, including repair parts and special tool lists :
radar set AN/PPS-4A (NSN-5840-00-168-1566).
APA Citation
United States. Department of the Army. (1990). Direct support, general support and depot maintenance manual, including repair parts and special tool lists: radar set AN/PPS-4A (NSN-5840-00-168-1566). [Washington, D.C.]: Headquarters, Dept. of the Army.
MLA Citation
United States. Department of the Army. Direct Support, General Support And Depot Maintenance Manual, Including Repair Parts And Special Tool Lists: Radar Set AN/PPS-4A (NSN-5840-00-168-1566). [Washington, D.C.]: Headquarters, Dept. of the Army, 1990.
Warning: These citations may not always be complete (especially for serials).