TY - BOOK AU - Ng'ethe Njuguna AU - Afeti George AU - Subotzky Georgre TI - Differentiation and articulation in tertiary educaiton systems : A study of twelve African countries T2 - World bank working paper; 145 SN - 9780821375464 (pbk) U1 - T4.6, P8 PY - 2008/// CY - Washington PB - World Bank USA KW - EDUCATION ER -