http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Physiology of cell expansion during plant growth
proceedings of the second annual Penn State Symposium in Plant Physiology (May 21-23, 1987), The Pennsylvania State University
Penn State Symposium in Plant Physiology 1987 : Pennsylvania State University)
Intercollege Graduate Program in Plant Physiology.
edited by Daniel J. Cosgrove and Daniel P. Knievel.
"Sponsored by the Intercollege Graduate Program in Plant Physiology, The Pennsylvania State University, University Park, PA."