Jain, R. (1998). Customs law manual 1998-99 (16th ed.). Centax.
Chicago Style aipamenaJain, R.K. Customs Law Manual 1998-99. 16th ed. New Delhi: Centax, 1998.
MLA aipamenaJain, R.K. Customs Law Manual 1998-99. 16th ed. Centax, 1998.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.