| 18364 | Coral reefs -challenges and opportunities for sustainable management | Hatziolos, Marea E.; Hooten, Anthony J.; Fodor, Martin [editors] | 1998/07 |
| 19681 | Tourism and the environment : case studies on Goa, India, and the Maldives | Sawkar, Kalidas; Noronha, Ligia; Mascarenhas, Antonio; Chauhan, O.S.; Saeed, Simad | 1998/01 |