Template:Mecham et al., 1973
- Mecham, J.S., Littlejohn, M.J., Oldham, R.S., Brown, L.E. & Brown, J.R. 1973. A new species of leopard frog (Rana pipiens complex) from the plains of the central United States. Occasional Papers. The Museum, Texas Tech University 18: 1–11. BHL