APA (7th ed.) Citation

Text on front: 'Prof. Gottfried Kinkel, z.Z. Gefangener in Freiburg'.

Chicago Style (17th ed.) Citation

Text on Front: 'Prof. Gottfried Kinkel, Z.Z. Gefangener in Freiburg'.

MLA (8th ed.) Citation

Text on Front: 'Prof. Gottfried Kinkel, Z.Z. Gefangener in Freiburg'.

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