India. Posts and Telegraphs Dept & India. Comptroller and Auditor-General. Appropriation accounts, Posts and Telegraphs. Comptroller and Auditor General of India.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)India. Posts and Telegraphs Dept و India. Comptroller and Auditor-General. Appropriation Accounts, Posts and Telegraphs. [New Delhi?]: Comptroller and Auditor General of India.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)India. Posts and Telegraphs Dept و India. Comptroller and Auditor-General. Appropriation Accounts, Posts and Telegraphs. Comptroller and Auditor General of India.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.