Haurongo: Hilgendorf, Frederick William
He whakaaturanga anō
Rārangi pukapuka
Blair, I. D. Life and work at Canterbury Agricultural College. Christchurch, 1956
Obit. Press. 25 Sept. 1942: 6
Obit. Transactions and Proceedings of the Royal Society of New Zealand 73 (1943): 250--254
Wild, L. J. 'Hilgendorf, Frederick William'. In An encyclopaedia of New Zealand. Ed. A. H. McLintock. Wellington, 1966