Цитирование APA (7-е изд.)
Pritchard, M. H., & Emerson, J. (2011). The dark days of Abraham Lincoln's widow, as revealed by her own letters. Southern Illinois University Press.
Цитирование в стиле Чикаго (17-е изд.)
Pritchard, Myra Helmer, и Jason Emerson. The Dark Days of Abraham Lincoln's Widow, as Revealed by Her Own Letters. Carbondale: Southern Illinois University Press, 2011.
Цитирование MLA (9-е изд.)
Pritchard, Myra Helmer, и Jason Emerson. The Dark Days of Abraham Lincoln's Widow, as Revealed by Her Own Letters. Southern Illinois University Press, 2011.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.