APA

International Congress Commemorating the Millennium of Christianity in Rus’-Ukraine, Pritsak O., Ševčenko I., Labunka M. & International Congress Commemorating the Millennium of Christianity in Rus’-Ukraine. (1990). Proceedings of the International Congress Commemorating the Millennium of Christianity in Rus’-Ukraine. Cambridge: Ukrainian Research Institute, Harvard University.

Chicago

International Congress Commemorating the Millennium of Christianity in Rus’-Ukraine, Pritsak Omeljan, Ševčenko Ihor, Labunka Miroslav and International Congress Commemorating the Millennium of Christianity in Rus’-Ukraine. 1990. Proceedings of the International Congress Commemorating the Millennium of Christianity in Rus’-Ukraine. Cambridge: Ukrainian Research Institute, Harvard University.

Harvard

International Congress Commemorating the Millennium of Christianity in Rus’-Ukraine, Pritsak O., Ševčenko I., Labunka M. and International Congress Commemorating the Millennium of Christianity in Rus’-Ukraine. (1990). Proceedings of the International Congress Commemorating the Millennium of Christianity in Rus’-Ukraine. Cambridge: Ukrainian Research Institute, Harvard University.

MLA

International Congress Commemorating the Millennium of Christianity in Rus’-Ukraine, Pritsak Omeljan, Ševčenko Ihor, Labunka Miroslav and International Congress Commemorating the Millennium of Christianity in Rus’-Ukraine. Proceedings of the International Congress Commemorating the Millennium of Christianity in Rus’-Ukraine. Cambridge: Ukrainian Research Institute, Harvard University. 1990.