Kenya National Archives & Gregory, R. G. (1965). Intelligence reports. Kenya Government Archives Photographic Service.
Chicago-viite (17. p.)Kenya National Archives ja Robert G. Gregory. Intelligence Reports. Nairobi: Kenya Government Archives Photographic Service, 1965.
MLA-viite (8. p.)Kenya National Archives ja Robert G. Gregory. Intelligence Reports. Kenya Government Archives Photographic Service, 1965.
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