AS/400 information engineering /
Porter, John.
AS/400 information engineering / by John Porter. - New York, N.Y. : McGraw-Hill, 1993. - xiv, 366 p. - IBM Series. .
007050623X
Computer science.
IBM AS/400 (Computer).
Computer software--Development.
AS/400 information engineering / by John Porter. - New York, N.Y. : McGraw-Hill, 1993. - xiv, 366 p. - IBM Series. .
007050623X
Computer science.
IBM AS/400 (Computer).
Computer software--Development.