APA
Gerus O. W., Baran A., . (1989). Millennium of Christianity in Ukraine, 988-1988. Winnipeg: Ukrainian Academy of Arts and Sciences in Canada (UVAN).
Chicago
Gerus Oleh W, Baran Alexander, . 1989. Millennium of Christianity in Ukraine, 988-1988. Winnipeg: Ukrainian Academy of Arts and Sciences in Canada (UVAN).
Harvard
Gerus O. W., Baran A., . (1989). Millennium of Christianity in Ukraine, 988-1988. Winnipeg: Ukrainian Academy of Arts and Sciences in Canada (UVAN).
MLA
Gerus Oleh W, Baran Alexander, . Millennium of Christianity in Ukraine, 988-1988. Winnipeg: Ukrainian Academy of Arts and Sciences in Canada (UVAN). 1989.