TY - BOOK AU - Samuelson,K. AU - Borko,Harold AU - Amey,G.X. TI - Information systems and networks: design and planning guidelines of informatics for managers, decision makers and systems analysts SN - 072040407X PY - 1977/// CY - Amsterdam PB - North-Holland KW - Information storage and retrieval systems KW - Management information systems KW - Information networks ER -