I.B.M. O.S. full American national standard COBOL.
Edition: [5th ed.] [5th ed. --
Published: 1973
Place of publication: White Plains, N.Y
Language: eng
Number of pages: 455
Subjects: COBOL (Computer program language)
Notes: "GC28-6396-4.  This edition is a reprint of GC28-6396-3, incorporating changes released in TNL GN28-1002."