APA način citiranja

Drucker, P. F., & Peter F. Drucker. (2017). The. Boston, Massachusetts: Harvard Business Review Press.

Čikaški stil citiranja

Drucker, Peter F., i Peter F. Drucker. The. Boston, Massachusetts: Harvard Business Review Press, 2017.

MLA način citiranja

Drucker, Peter F., i Peter F. Drucker. The. Boston, Massachusetts: Harvard Business Review Press, 2017.

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