Istorii͡a na bŭlgarskii͡a pravopis
By: Rusin Rusinov.
Publisher: Izd-vo Nauka i izkustvo
Published: 1981
Place of publication: Sofii͡a
Language: bul
Number of pages: 120
Subjects: Bulgarian language -- Orthography and spelling -- History.
Notes: Includes bibliographical references.