Managing the non-profit organization : practices and principles
1990
Drucker, Peter F. (Peter Ferdinand) |
Non-governmental organizations
Une association internationale non gouvernementale de protection de l'environnement : le World Wildlife Fund
1987
Throo, Christophe |
In defense of Earth : international protection of the biosphere
1972
Caldwell, Lynton K. |
Informe del Taller Interamericano sobre Areas Naturales Protegidas, Mérida 14 al 18 mayo de 1990
1991
Geneva and the environment : a guide to international environmental activity and organisations
1992
Dommen, Caroline |
Directory of non-governmental environment and development organisations in OECD member countries
1992