Cambridge University Press · Oxford University Press
| title | media type | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|---|
| Agricultural Plants 2ed | Paperback | 978-0-521-40563-8 | 2008 | |
| Agricultural Plants | Hardcover | 978-0-521-40545-4 | 1991 | G. D. Hill |
| Agricultural Plants | " | 978-0-521-22450-5 | 1982 | " |
| Agricultural Plants | Paperback | 978-0-521-29506-2 | 1982 | " |
| Pastures: Their Ecology and Management | " | 978-0-19-558174-4 | 1990 | |
H. Langer · H. M. · M.-L. · M. Langer · R. H. · R. L · R. Langer · R. M.