APA (7th ed.) Citation

De Waal, S. W. P. (1978). The Squamata (Reptilia) of the Orange Free State, South Africa. Nasionale Museum.

Chicago Style (17th ed.) Citation

De Waal, S. W. P. The Squamata (Reptilia) of the Orange Free State, South Africa. Bloemfontein: Nasionale Museum, 1978.

MLA (8th ed.) Citation

De Waal, S. W. P. The Squamata (Reptilia) of the Orange Free State, South Africa. Nasionale Museum, 1978.