एपीए उद्धरण

India ministry of commerce. (2002). ITC (HS) Classificationsa of export and import items (April 1997- March 2002). Ministry of commerce.

शिकागो स्टाइल उद्धरण

India ministry of commerce. ITC (HS) Classificationsa of Export and Import Items (April 1997- March 2002). India: Ministry of commerce, 2002.

एमएलए उद्धरण

India ministry of commerce. ITC (HS) Classificationsa of Export and Import Items (April 1997- March 2002). Ministry of commerce, 2002.