Hans Lorenz · Heinz Lewerenz · Heinz Lorenz
Red Deer Press · University of Regina Press
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| A Field Guide to Water and Wetland Plants of the Prairies | 978-0-88995-236-2 (0-88995-236-1) | 2001 |
| Water and Wetland Plants of the Prairie Provinces | 978-0-88977-162-8 (0-88977-162-6) | 2003 |