Cita APA (7th ed.)
(1921). The annual register: A review of public events at home and abroad, for year 1920. Longman and Green and Co.
Cita Chicago (17th ed.)
The Annual Register: A Review of Public Events at Home and Abroad, for Year 1920. London, England: Longman and Green and Co, 1921.
Cita MLA (9th ed.)
The Annual Register: A Review of Public Events at Home and Abroad, for Year 1920. Longman and Green and Co, 1921.
Atenció: Aquestes cites poden no estar 100% correctes.