Vernadsky, G. (1944). A history of Russia. New York: New Home Library.
Trích dẫn kiểu ChicagoVernadsky, George. A History of Russia. New York: New Home Library, 1944.
MLA引文Vernadsky, George. A History of Russia. New York: New Home Library, 1944.
警告：這些引文格式不一定是100％准確.