ILO · Organization for Economic
| title | media type | ISBN-13 | year of publication |
|---|---|---|---|
| Bogota: Urban development and employment | Paperback | 978-92-2-101998-5 | 1978 |
| The Informal Sector in the 1980s and 1990s | " | 978-92-64-13475-1 | 1991 |
| Urban development and employment: The prospects for Calcutta | " | 978-92-2-101085-2 | 1974 |
| Urban development and employment: The prospects for Calcutta | Hardcover | 978-92-2-101091-3 | 1974 |