De Bray, R. G. A. (1969). Guide to the slavonic languages ([Rev ed.].). Dent.
Cita Chicago (17th ed.)De Bray, Reginald George Arthur. Guide to the Slavonic Languages. [Rev ed.]. London: Dent, 1969.
Cita MLA (9th ed.)De Bray, Reginald George Arthur. Guide to the Slavonic Languages. [Rev ed.]. Dent, 1969.
Atenció: Aquestes cites poden no estar 100% correctes.