APA (7th ed.) Citation

Heinzen, K. (1848). Erst reine Luft . [s.n.].

Chicago Style (17th ed.) Citation

Heinzen, Karl. Erst Reine Luft . Bern: [s.n.], 1848.

MLA (9th ed.) Citation

Heinzen, Karl. Erst Reine Luft . [s.n.], 1848.

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