APA Edition Citation

Pirson, A. a. Z., Bell, E. A. a. C., Pirson, A., Ruhland, W., & Zimmermann, M. H. Encyclopedia of plant physiology. Springer-Verlag.

Chicago Edition Citation

Pirson, A and Zimmermann, E A and Charlwood Bell, A. Pirson, W. Ruhland, and Martin Huldrych Zimmermann. Encyclopedia of Plant Physiology. Berlin ; New York: Springer-Verlag.

MLA Edition Citation

Pirson, A and Zimmermann, et al. Encyclopedia of Plant Physiology. Springer-Verlag.