Research design, data collection and analysis :
Research design, data collection and analysis : a training manual /
ed. by Peter Ngau, Asfaw Kumssa.
- Nairobi : UNCRD, 2004.
- x, 272 p.
490623691X : KES 550
Social sciences--Research.
Social sciences--Statistical methods.
HA29 / .R47
490623691X : KES 550
Social sciences--Research.
Social sciences--Statistical methods.
HA29 / .R47