APA استشهاد

Blum,Jerome. (1971). Lord and peasant in Russia from the ninth to the nineteenth century. Princeton.

استشهاد بنمط شيكاغو

Blum,Jerome. Lord and Peasant in Russia from the Ninth to the Nineteenth Century. New Jersey: Princeton, 1971.

MLA استشهاد

Blum,Jerome. Lord and Peasant in Russia from the Ninth to the Nineteenth Century. Princeton, 1971.