Drucker, P. (2026, April 7). Peter Drucker quote. Quotesia. Retrieved from https://quotesia.com/peter-drucker-quote/765618
Drucker, Peter. “Peter Drucker quote”. Quotesia. 7 Apr. 2026: https://quotesia.com/peter-drucker-quote/765618.
Drucker, P. (2026). Quotesia [Online]. Available at: https://quotesia.com/peter-drucker-quote/765618 (Accessed: April 7 2026).
Drucker, Peter. “Peter Drucker quote” Quotesia. https://quotesia.com/peter-drucker-quote/765618 (accessed April 7, 2026).
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