| title | ISBN-13 | year of publica- tion | other author(s) | |
|---|---|---|---|---|
| Conservation of Nature. | 978-0-07-018016-1 | 1971 | ||
| Conservation of nature | 978-0-07-018015-4 | 1970 | ||
| Grassland Ecology and Wild Life Management | 978-0-412-12290-3 | 1974 | etc. | |
| Nature Reserves and Wild Life | 978-0-435-61256-6 | 1974 | ||
| Naturparks in Europa | 978-3-88472-076-9 | 1985 | ||
Chapman and Hall · Christian München · Heinemann · McGraw-Hill