Jain, R. (1994). Central Environmental 1994-95. Centax.
Chicago Style aipamenaJain, R. Central Environmental 1994-95. New Delhi: Centax, 1994.
MLA aipamenaJain, R. Central Environmental 1994-95. Centax, 1994.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.