Africa. In UNESCO Science Report: the Race Against Time for Smarter Development. Paris: UNESCO. pp. 496–533. ISBN 978-92-3-100450-6.↑ Njoki Kingiri; Awono Onana (11 June 2021). Schneegans, S.; Straza, T.; Lewis, J. (eds.). Central and East Africa. In UNESCO Science Report: the Race Against Time for Smarter Development. Paris: UNESCO. pp. 496–533. ISBN 978-92-3-100450-6.↑ Njoki Kingiri; Awono Onana (11 June 2021). Schneegans, S.; Straza, T.; Lewis, J. (eds.). Central and East Africa. In UNESCO Science Report: the Race Against Time for Smarter Development. Paris: UNESCO. pp. 496–533. ISBN 978-92-3-100450-6.↑ Njoki Kingiri; Awono Onana (11 June 2021). Schneegans, S.; Straza, T.; Lewis, J. (eds.). Central and East Africa. In UNESCO Science Report: the Race Against Time for Smarter Development. Paris: UNESCO. pp. 496–533. ISBN 978-92-3-100450-6.↑ Njoki Kingiri; Awono Onana (11 June 2021). Schneegans, S.; Straza, T.; Lewis, J. (eds.). Central and East Africa. In UNESCO Science Report