Great Britain. Colonial Office. (1975). Government publications relating to Nigeria, 1862-1960. EP Microform.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रGreat Britain. Colonial Office. Government Publications Relating to Nigeria, 1862-1960. East Ardsley, Wakefield, England: EP Microform, 1975.
एमएलए (8वां संस्करण) प्रशस्ति पत्रGreat Britain. Colonial Office. Government Publications Relating to Nigeria, 1862-1960. EP Microform, 1975.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.