00409nam a2200097   4500008004100000245006900041210006900110260005600179100002100235856005500256       1991                        eng d00aAspects of the Slavic Middle Ages and Slavic Renaissance Culture0 aAspects of the Slavic Middle Ages and Slavic Renaissance Culture  aNew York – Bern – Frankfurt am MainbPeter Lang1 aBirnbaum, Henrik  uhttp://scripta-bulgarica.eu/bg/biblio/birnbaum1991