Changing enviroment s: research on man-land interrelations in semi arid Tanzania, edited by Carl Christiansson & Idris S. Kikula
Changing enviroment s: research on man-land interrelations in semi arid Tanzania, edited by Carl Christiansson & Idris S. Kikula
- Nairobi Regional soil conservation unit 1996
978-9966-89625--4 9966896252
Social sciences.
333.756 CHA
978-9966-89625--4 9966896252
Social sciences.
333.756 CHA