APA
(1970). Ukrainian incunabula, manuscripts, early printed and rare books. [Cambridge]: Houghton Library.
Chicago
1970. Ukrainian incunabula, manuscripts, early printed and rare books. [Cambridge]: Houghton Library.
Harvard
(1970). Ukrainian incunabula, manuscripts, early printed and rare books. [Cambridge]: Houghton Library.
MLA
Ukrainian incunabula, manuscripts, early printed and rare books. [Cambridge]: Houghton Library. 1970.
