APA (7th ed.) Citation

Great Britain, National Archives (Great Britain), Adam Matthew Digital, & National Archives. (1929). Kenya: Sub-file A: Johnstone Kenyatta. Adam Matthew Digital.

Chicago Style (17th ed.) Citation

Great Britain, National Archives (Great Britain), Adam Matthew Digital, and National Archives. Kenya: Sub-file A: Johnstone Kenyatta. Marlborough, England: Adam Matthew Digital, 1929.

MLA (8th ed.) Citation

Great Britain, et al. Kenya: Sub-file A: Johnstone Kenyatta. Adam Matthew Digital, 1929.