Haurongo: Earp, Roland Woodroffe
He whakaaturanga anō
Rārangi pukapuka
Earp, R.M. Interview by G. Burkett, 1990. Tauranga District Museum Oral History Unit, 0148/19/25, Tauranga Heritage Collection (https://paekoroki.tauranga.govt.nz/nodes/view/20868)
Celebrating 100 years: the New Zealand kiwifruit industry 1904–2004, Tauranga, 2004
Earp, R. The kiwifruit adventure. Palmerston North, 1988