| title | media type | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|---|
| Comparative Economic Systems III | Paperback | 978-0-415-77390-4 (0-415-77390-3) | 2011 |
| Comparative Economic Systems III | 978-0-415-77389-8 (0-415-77389-X) | 2009 |
H.G. · H. Gardner · H.S. · S. G. · Step Gardner H