Citations: Anonym 1883: [Croft, H. H.] Annual Report of the Entomological Society of Ontario, Toronto 14, B15 10221, pp. 81
Anonym 1916: [Croft, H. H.] The Canadian Entomologist, London 48, B15 10219, pp. 1-5, Portr.
Baker, A. W. 1939: [Croft, H. H.] The Canadian Entomologist, Guelph 71, B15 10219, pp. 26, Portr.
Bethune, C. J. S. 1883: [Croft, H. H.] The Canadian Entomologist, London 15, B15 10219, pp. 78
Gilbert, P. 2007: A Source Book for Biographical Literature on Entomologists Leiden, Backhuys Publishers, 694 S., A 2972, pp. 123
Osborn, H. 1946: Fragments of Entomological History Including Some Personal Recollections of Men and Events. 2 Columbus, Ohio, Published by the Author, 1-232 S., B15: 6024, pp. nur Portr.(Taf. 20)