APA aipamena

F. Drucker, P. (2017). The theory of the business. Boston, Massachusett: Harvard Business Review Press.

Chicago Style aipamena

F. Drucker, Peter. The Theory of the Business. Boston, Massachusett: Harvard Business Review Press, 2017.

MLA aipamena

F. Drucker, Peter. The Theory of the Business. Boston, Massachusett: Harvard Business Review Press, 2017.

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