Gupta, G. P. (1992). Socio-cultural environment or tribal landscapes.
Chicago Style aipamenaGupta, G P. Socio-cultural Environment or Tribal Landscapes. Jaipur, Aribant Publishers, 1992.
MLA aipamenaGupta, G P. Socio-cultural Environment or Tribal Landscapes. 1992.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.