Patel, M. L. (1969). Agro-economic survey of tribal Mandala. People's publishing.
Chicago Style aipamenaPatel, M L. Agro-economic Survey of Tribal Mandala. Delhi: People's publishing, 1969.
MLA aipamenaPatel, M L. Agro-economic Survey of Tribal Mandala. People's publishing, 1969.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.