TY - BOOK AU - Abdalah, Muhamed A TI - Socio-economoic impacts of mobile phone: a case study of Pemba, Zanzibar AV - HE 9713 .P46A23 2011 PY - 2011/// CY - Dodoma PB - The university of Dodoma KW - Mobilephone N1 - include references ER -