A. Addai, Kachelriess, S., Kienzle, J., Kitz, M., Mausolf, E., y Schadlich, H.,
Facilitating the introduction of a participatory and integrated development approach (PIDA) in Kilifi District, Kenya. Vol. 11: from concept to action: a manual for trainers and users of PIDA, vol. no. S 164, vol. II. Berlin, Germany: Centre for Advanced Training Development (CATAD), Humboldt University, 1994, p. vii, 255 p. : fig., tabs.