APA (7th ed.) Citation

Ruhland, W. Encyclopedia of plant physiology (Handbuch der pflanzenphysiologie). Springer-Verlag.

Chicago Style (17th ed.) Citation

Ruhland, W. Encyclopedia of Plant Physiology (Handbuch Der Pflanzenphysiologie). Berlin: Springer-Verlag.

MLA (9th ed.) Citation

Ruhland, W. Encyclopedia of Plant Physiology (Handbuch Der Pflanzenphysiologie). Springer-Verlag.

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