Bulgarian individualized instruction :
elementary Bulgarian.
Instructor's copy /
[by Charles Gribble and Lyubomira Parpulova Gribble].

APA Citation

Gribble, C. E., Gribble, L. Parpulova., Ohio State University. Center for Slavic and East European Studies. (1984). Bulgarian individualized instruction: elementary Bulgarian. Columbus, Ohio: Center for Slavic & East European Studies, Ohio State University.

MLA Citation

Gribble, Charles E, Lyubomira Parpulova Gribble, and Ohio State University. Center for Slavic and East European Studies. Bulgarian Individualized Instruction: Elementary Bulgarian. Columbus, Ohio: Center for Slavic & East European Studies, Ohio State University, 1984.

Warning: These citations may not always be complete (especially for serials).