Najib A. Choudhry
Customs law of imports and exports valuation
Customs law of baggage
Customs law of Pakistan
Customs rules and notifications
Customs tariff and trade controls
Customs tariff and trade controls 1985-86
Customs tariff and trade controls, 1983-84
Customs tariff and trade controls, 1986-87
Extracts from law on central excises and allied matters
Law of central excise duties and sales tax
Law of excise duty on production capacity: introduction and rules [as amended upto 10th April 1971]
Law on central excises and allied matters