L. S. · Leonard Silk · Leonard Solomon, Silk · S S
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Contemporary Economics: Principles and Issues | 978-0-07-057441-0 (0-07-057441-3) | 1975 |
| Contemporary Economics: Principles and Issues | 978-0-07-057407-6 (0-07-057407-3) | 1970 |
| Readings in Contemporary Economics, | 978-0-07-057413-7 (0-07-057413-8) | 1970 |