APA цитиране

Sayles, G. O. (1950). The medieval foundations of England ([1st American ed., rev., with new pref. and introd.].). Philadelphia: University of Pennsylvania Press.

Чикагска система за цитиране

Sayles, George Osborne. The Medieval Foundations of England. [1st American ed., rev., with new pref. and introd.]. Philadelphia: University of Pennsylvania Press, 1950.

MLA формат за цитиране

Sayles, George Osborne. The Medieval Foundations of England. [1st American ed., rev., with new pref. and introd.]. Philadelphia: University of Pennsylvania Press, 1950.

Внимание: Тези цитати може да не са 100% точни.