International Chamber of Commerce. (1985). Protection of information in electronic systems: Operational guidelines. International Chamber of Commerce.
Citação do estilo Chicago (17ª ed.)International Chamber of Commerce. Protection of Information in Electronic Systems: Operational Guidelines. Paris: International Chamber of Commerce, 1985.
Citação MLA (8ª ed.)International Chamber of Commerce. Protection of Information in Electronic Systems: Operational Guidelines. International Chamber of Commerce, 1985.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.