From

Principals’ Transformational Leadership Skills in Public Secondary Schools: A Case of Teachers’ and Students’ Perceptions and Academic Achievement in Nairobi County, Kenya

Beatrice Ndiga, Catherine Mumuikha, Fedha Flora, Margaret Ngugi, shem mwalwa

American Journal of Educational Research. 2014, 2(9), 801-810 doi:10.12691/education-2-9-15