Perry, Samuel Beginning Cobol : Han interactive and structured approac / - Menlo Park, Calif : Benjamin/Cummings, 1986 - XV, 482 p. : ill. : 28 cm Include Indexes. ISBN: 080537740X Subjects--Topical Terms: Elaboratori elettronici--Linguaggio Cobol. Dewey Class. No.: 005.133 / PEB 1986