Jain, R. (1994). Central excise manual 1994-95 (7th.). Centax.
Chicago-čujuhus (17. p.)Jain, R. Central Excise Manual 1994-95. 7th. New Delhi: Centax, 1994.
MLA-čujuhus (9. p.)Jain, R. Central Excise Manual 1994-95. 7th. Centax, 1994.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.