Drury, F. M. 'Margaret Butler: sculptor'. MA thesis, Auckland, 1990

Kirker, A. New Zealand women artists. Auckland, 1986

'Margaret Butler returns'. Art in New Zealand 6, No 3 (March 1934): 160--163

Obit. New Zealand Tablet. 31 Dec. 1947: 13

Stocker, M. ' "Our local lady Praxiteles": Margaret Butler and her sculpture'. Art New Zealand No 81 (Summer 1996--97): 74--79, 87