The hidden force: a report of the International Conference on Middle Level Manpower, San Juan, Puerto Rico, October 10-12, 1962 /
Francis W. Godwin, Richard N. Goodwin & William F. Haddad
- New York : Harper & Row , 1963
- xvi, 203 p. : ill. ; 25 cm.
Includes bibliographical references and index.
Economic development Economic assistance Labour supply