Bibliography
Hoffman, A. C. 1942. Investigation on the anatomical characters of the genus Kassina, together with descriptions of the different species and of two new subspecies. Soölogiese Navorsing van die Nasionale Museum. Bloemfontein 1: 113-166.
Hoffman, A. C. 1942. Investigation on the anatomical characters of the genus Kassina, together with descriptions of the different species and of two new subspecies. Soölogiese Navorsing van die Nasionale Museum. Bloemfontein 1: 113-166.
