Author

Isabel Boergen

2 books found

Cover of Essen & Moral

Essen & Moral

Franz-Theo Gottwald, Isabel Boergen · First published 2013

Cover of Agrarian science for sustainable resource management in sub-Saharan Africa

Agrarian science for sustainable resource management in sub-Saharan Africa

George Ouma, Franz-Theo Gottwald, Isabel Boergen · First published 2009