TY - BOOK AU - Makandi,Abonike J. TI - The need to have an efficient investment portfolio for a savings bank : : the plight of the Tanganyika Post Office Savings Bank AV - FCM RES HG1956.T34M35 PY - 1991/// CY - Dar es Salaam PB - University of Dar es Salaam KW - Postal Savings Banks ER -