Ham, D. N. (1984). Black history: A guide to civilian records in the National Archives. National Archives Trust Fund Board, General Services Administration.
Цитирование в стиле Чикаго (17-е изд.)Ham, Debra Newman. Black History: A Guide to Civilian Records in the National Archives. Washington, D.C.: National Archives Trust Fund Board, General Services Administration, 1984.
Цитирование MLA (8-е изд.)Ham, Debra Newman. Black History: A Guide to Civilian Records in the National Archives. National Archives Trust Fund Board, General Services Administration, 1984.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.