Kamau, Mbothu. Francis M. Ng'ang'a : battles and triumphs ; a portrait of a modern trade unionist / Mbothu Kamau. - 1st ed. - Nairobi : Tranaafrica Press, 2009. - 292 p. ISBN: 9966940170 : Subjects--Personal Names: Ng'ang'a, Francis M. Subjects--Corporate Names: Kenya National Union of Teachers--History.