LITERATURE CITED
- Bereiter-Hahn, J., A. G. Matoltsy, and K. S. Richards (eds.). 1984. Biology of the Integument, Volume 1: Invertebrates. Springer, Heidelberg and New York.
- Bereiter-Hahn, J., A. G. Matoltsy, and K. S. Richards (eds.). 1986. Biology of the Integument, Volume 2: Vertebrates. Springer, Heidelberg and New York.