List of sources:
Bullock, A.A. Bibliography of South African botany (up to 1951). Pretoria: Department of Agricultural Technical Services, 1978.
Debus, A.G. (Ed.) World who's who in science. Chicago: Marquis, 1968.
Google scholar. http://scholar.google.co.za/ , publications
by F. G. Bartling.
Gunn, M. & Codd, L.E. Botanical exploration of southern Africa. Cape Town: Balkema, 1981.
Hutchinson, J. A botanist in southern Africa. London: Gawthorn, 1946.
National Union Catalogue, pre-1956 imprints. London: Mansell, 1968-1980.
Neue Deutsche Biographie. Berlin: Duncker & Humblot, 1953-.