HINDU. (2001). SURVEYING OF THE ENVIRONMENT. THE HINDU.
Chicago Style aipamenaHINDU. SURVEYING OF THE ENVIRONMENT. MUMBAI: THE HINDU, 2001.
MLA aipamenaHINDU. SURVEYING OF THE ENVIRONMENT. THE HINDU, 2001.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.