Haurongo: McGregor, William Roy
He whakaaturanga anō
Rārangi pukapuka
Halkett, J. & E. V. Sale. The world of the kauri. Auckland, 1986
Morton, J. 'William Roy McGregor, 1895--1977'. MS. Private ownership
Obit. New Zealand Herald. 3 June 1977: 12
Sinclair, K. A history of the University of Auckland, 1883--1983. Auckland, 1983