APA (7th ed.) Citation

Langer, W. [Boor, Ján Jaromír]. s.n.

Chicago Style (17th ed.) Citation

Langer, Wilhelm. [Boor, Ján Jaromír]. [S.l: s.n.

MLA (9th ed.) Citation

Langer, Wilhelm. [Boor, Ján Jaromír]. s.n.

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