توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

Pakistan & Choudhry, N. A. (1974). The Central excises and salt act, 1944, as amended upto 23rd March 1972 with addendas upto 31st July 1974. Tax Law Chambers.

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

Pakistan و Najab A. Choudhry. The Central Excises and Salt Act, 1944, as Amended Upto 23rd March 1972 with Addendas Upto 31st July 1974. Lahore: Tax Law Chambers, 1974.

توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)

Pakistan و Najab A. Choudhry. The Central Excises and Salt Act, 1944, as Amended Upto 23rd March 1972 with Addendas Upto 31st July 1974. Tax Law Chambers, 1974.