Não informado. (1921). Cost accountant. Institute of Cost and Works Accountants.
Lua i Stíl Chicago (17ú heag.)Não informado. Cost Accountant. London: Institute of Cost and Works Accountants, 1921.
Lua MLA (8ú heag.)Não informado. Cost Accountant. Institute of Cost and Works Accountants, 1921.
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