Testudo horsfieldii


  • Chkhikvadze, V. M. 1988. A taxonomic status of modern land tortoise of Middle Asia and Kazakhstan. Izv. Akad. Nauk. Gruz SSR, ser. Biol. 14: 110-114.
  • Chkhikvadze, V. M., H. G. Amiranashvili, and C. Ataev. 1990. New subspecies of tortoise from southwestern Turkmenistan. Izv. Akad. Turkm. S.S.R. Ser. Biol. Nauk.
  • Das, I. 1991. Colour guide to the turtles and tortoises of the Indian subcontinent. R&A, Publ. Avon, England. 133 pp.
  • Das, I. 1995. Turtles and tortoises of India. Oxford Univ. Press, Bombay. 179 pp.
  • David, P. 1994. Liste des reptiles actuels du monde. I. Chelonii. Dumerilia 1: 7-127.
  • Gray, J. E. 1844. Catalogue of the tortoises, crocodiles, and amphisbaenians in the Collection of the British Museum. London, 80 pp.
  • Iverson, J. B. 1992. A Revised Checklist with Distribution Maps of the Turtles of the World. Privately printed. Paust Printing, Richmond, Indiana. 363 pp.
  • Nikolskii, A. M. 1915. Fauna of Russia and adjacent countries. Reptiles. 1. Chelonia and Sauria. Petrograd. 352 pp.