APA (7th ed.) Citation

Markovski D. (1989). Bulgaria: A brief historical outline. Sofia press.

Chicago Style (17th ed.) Citation

Markovski D. Bulgaria: A Brief Historical Outline. Sofia: Sofia press, 1989.

MLA (8th ed.) Citation

Markovski D. Bulgaria: A Brief Historical Outline. Sofia press, 1989.

Warning: These citations may not always be 100% accurate.