@book {Franklin2002, title = {Writing, Society and Culture in Early Rus, c. 950-1300}, year = {2002}, publisher = {Cambridge}, organization = {Cambridge}, issn = {ISBN-13: 9780521813815 | ISBN-10: 0521813816}, url = {http://www.cambridge.org/catalogue/catalogue.asp?isbn=0521813816}, author = {Simon Franklin} }