The desert tortoise in the Late Pleistocene with comments about its earlier history, in Trotter, M., ed., Proceedings of the 1977 Symposium of the Desert Tortoise Council
Van Devender, T.R., and Moodie, K.B., 1977, The desert tortoise in the Late Pleistocene with comments about its earlier history, in Trotter, M., ed., Proceedings of the 1977 Symposium of the Desert Tortoise Council: p. 41-45.
