Technologies for basic needs
Singer, H. W. (Hans Wolfgang), 1910-2006
Technologies for basic needs - 2nd. ed. - Geneva: International Labour Office 1982 - x, 161p. - A WEP study .
Includes bibliographical references.
9221030695 9221030687
TECHNOLOGY--DEVELOPING COUNTRIES
T 173.8 Sin
Technologies for basic needs - 2nd. ed. - Geneva: International Labour Office 1982 - x, 161p. - A WEP study .
Includes bibliographical references.
9221030695 9221030687
TECHNOLOGY--DEVELOPING COUNTRIES
T 173.8 Sin