Haurongo: McKenzie, John Robert Hugh
He whakaaturanga anō
Rārangi pukapuka
McKenzie, R. The Roydon heritage. Wellington, 1978
McKenzies (NZ) Limited. Jubilee journal: 50th year, 1910--1960. [Wellington, 1960]
Obit. Evening Post. 27 Aug. 1955: 12
Obit. Press. 29 Aug. 1955: 6