APA (7th ed.) Citation

Bulgarian academy of sciences Scientific information centre. (1983). 1300th anniversay of the foundation of the bulgarian state: Thematic collection.

Chicago Style (17th ed.) Citation

Bulgarian academy of sciences Scientific information centre. 1300th Anniversay of the Foundation of the Bulgarian State: Thematic Collection. Sofia, 1983.

MLA (8th ed.) Citation

Bulgarian academy of sciences Scientific information centre. 1300th Anniversay of the Foundation of the Bulgarian State: Thematic Collection. 1983.

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