APA (7th ed.) Citation

Jahr, W. (1955). Gesperre. Beuth.

Chicago Style (17th ed.) Citation

Jahr, Willy. Gesperre. Berlin [u.a.]: Beuth, 1955.

MLA (9th ed.) Citation

Jahr, Willy. Gesperre. Beuth, 1955.

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