TEWARI O P. (1991). DIGEST OF CENTRAL EXCISE AND CUSTOMS CASES & GOLD CONTROL. WADHWA AND COMPANY.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रTEWARI O P. DIGEST OF CENTRAL EXCISE AND CUSTOMS CASES & GOLD CONTROL. ALLAHABAD: WADHWA AND COMPANY, 1991.
एमएलए (9वां संस्करण) प्रशस्ति पत्रTEWARI O P. DIGEST OF CENTRAL EXCISE AND CUSTOMS CASES & GOLD CONTROL. WADHWA AND COMPANY, 1991.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.