APA (7th ed.) Citation

Bartók, B. 3 Hungarian folk songs from Csík, BB 45 b, Sz. 35 a.

Chicago Style (17th ed.) Citation

Bartók, Béla. 3 Hungarian Folk Songs from Csík, BB 45 B, Sz. 35 a.

MLA (9th ed.) Citation

Bartók, Béla. 3 Hungarian Folk Songs from Csík, BB 45 B, Sz. 35 a.

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