Armstrong, M. (1994). How to be an even better manager (4th ed.). Kogan Page.
Chicago Style aipamenaArmstrong, Michael. How to Be an Even Better Manager. 4th ed. London: Kogan Page, 1994.
MLA aipamenaArmstrong, Michael. How to Be an Even Better Manager. 4th ed. Kogan Page, 1994.
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