ASHLEY A. (1984). HANDBOOK OF COMMERCIAL CORRESPONDENCE. OXFORD UNIVERSITY PRESS.
Chicago-čujuhus (17. p.)ASHLEY A. HANDBOOK OF COMMERCIAL CORRESPONDENCE. NEW DELHI BOMBAY: OXFORD UNIVERSITY PRESS, 1984.
MLA-čujuhus (9. p.)ASHLEY A. HANDBOOK OF COMMERCIAL CORRESPONDENCE. OXFORD UNIVERSITY PRESS, 1984.
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