APA (7th ed.) Citation

Borngen, S. (1963). Pflanzen helfen heilen.

Chicago Style (17th ed.) Citation

Borngen, Siegfried. Pflanzen Helfen Heilen. 1963.

MLA (9th ed.) Citation

Borngen, Siegfried. Pflanzen Helfen Heilen. 1963.

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