British South Africa Police. (1951). Annual report of the British South Africa Police for the year ... B.S.A. Police General Headquarters.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)British South Africa Police. Annual Report of the British South Africa Police for the Year ... Salisbury, Southern Rhodesia: B.S.A. Police General Headquarters, 1951.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)British South Africa Police. Annual Report of the British South Africa Police for the Year ... B.S.A. Police General Headquarters, 1951.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.