International energy studies

by Pachauri, Rajendra Kumar 1940-
Published 1980

The promises and challenges of biofuels for the poor in developing countries: [essay] /

by Von Braun, Joachim 1950, Von Braun, Joachim 1950, Pachauri, Rajendra Kumar 1940-
Published 2006

Bioenergía y agricultura : promesas y retos /

by Hazell, Peter
Published 2009

Population, environment, and development /

Published 1997