APA (7th ed.) Citation

Karalijtschew, A. Die kleine Schwalbe. Sofia-Press.

Chicago Style (17th ed.) Citation

Karalijtschew, Angel. Die Kleine Schwalbe. Sofia: Sofia-Press.

MLA (8th ed.) Citation

Karalijtschew, Angel. Die Kleine Schwalbe. Sofia-Press.

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