Não informado. (1889). Accountancy. Institute of Chartered Accountants in England and Wales.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. Accountancy. London: Institute of Chartered Accountants in England and Wales, 1889.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. Accountancy. Institute of Chartered Accountants in England and Wales, 1889.
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