| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Wild Plants in Flower--Wetlands and Quiet Waters of the Midwest | 978-O-253-21766-O (O-253-21766-O) | 2005 | Torkel Korling · Diane Korling · Anne M Petty |
O.P. · R. P. · Robert O. · Robert P. · Robert Petty