freeze, g. (1997). Russia a history. Oxford.
Chicago Style (17th ed.) Citationfreeze, gregory. Russia a History. New York: Oxford, 1997.
MLA引文freeze, gregory. Russia a History. Oxford, 1997.
警告：這些引文格式不一定是100％准確.
APA引文
freeze, g. (1997). Russia a history. Oxford.
Chicago Style (17th ed.) Citationfreeze, gregory. Russia a History. New York: Oxford, 1997.
MLA引文freeze, gregory. Russia a History. Oxford, 1997.