Tinbergen, N. (2025, October 30). Nikolaas Tinbergen quote. Quotesia. Retrieved from https://quotesia.com/nikolaas-tinbergen-quote/545122
Tinbergen, Nikolaas. “Nikolaas Tinbergen quote”. Quotesia. 30 Oct. 2025: https://quotesia.com/nikolaas-tinbergen-quote/545122.
Tinbergen, N. (2025). Quotesia [Online]. Available at: https://quotesia.com/nikolaas-tinbergen-quote/545122 (Accessed: October 30 2025).
Tinbergen, Nikolaas. “Nikolaas Tinbergen quote” Quotesia. https://quotesia.com/nikolaas-tinbergen-quote/545122 (accessed October 30, 2025).
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