British Institute of Management. (1971). Classification & coding: An introduction and review of classification and coding systems. British Institute of Management.
Citação do estilo Chicago (17ª ed.)British Institute of Management. Classification & Coding: An Introduction and Review of Classification and Coding Systems. London: British Institute of Management, 1971.
Citação MLA (9ª ed.)British Institute of Management. Classification & Coding: An Introduction and Review of Classification and Coding Systems. British Institute of Management, 1971.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.