DIS computer operation instructions for the four phase
Contributors: United States. Internal Revenue Service
Series: Document -- 6932; Document (United States. Internal Revenue Service) -- 6932
Publisher: Dept. of the Treasury, Internal Revenue Service
Published: 1991
Place of publication: [Washington, D.C.?]
Language: eng
Subjects: United States. -- Internal Revenue Service -- Handbooks, manuals, etc; Operating systems (Computers)
Notes: Cover title

Shipping list no.: 91-0818-P

"DIS/RPS section ISM:T:IS distributed input system."

"January 1992."