Haurongo: Barker, Alfred Charles
He whakaaturanga anō
Rārangi pukapuka
'Annalist'. 'Makers of Canterbury, No 34: Dr Alfred Charles Barker'. Press. 27 Sept. 1930
Burdon, C. C. Dr A. C. Barker. Dunedin, 1972
Cresswell, D. 'Barker of Cathedral Square'. New Zealand Free Lance. 1 April 1953
Knight, H. Photography in New Zealand. Dunedin, 1971
Woodward, J. A Canterbury album. Lincoln, 1987