APA
Harvard Ukrainian Research Institute, . (1977). Harvard Ukrainian studies. Cambridge, Mass: Harvard Ukrainian Research Institute.
Chicago
Harvard Ukrainian Research Institute, . 1977. Harvard Ukrainian studies. Cambridge, Mass: Harvard Ukrainian Research Institute.
Harvard
Harvard Ukrainian Research Institute, . (1977). Harvard Ukrainian studies. Cambridge, Mass: Harvard Ukrainian Research Institute.
MLA
Harvard Ukrainian Research Institute, . Harvard Ukrainian studies. Cambridge, Mass: Harvard Ukrainian Research Institute. 1977.
