Ryan, T., & Muttai, E. (2016). History and development of money in Kenya: The growth of currency over the years from the use of portable and divisible trade goods, to cowrie shells and now the shilling : 50th anniversary Central Bank of Kenya 1966-2016. Central Bank of Kenya.
Chicago-Zitierstil (17. Ausg.)Ryan, Terry, und Evans Muttai. History and Development of Money in Kenya: The Growth of Currency over the Years from the Use of Portable and Divisible Trade Goods, to Cowrie Shells and Now the Shilling : 50th Anniversary Central Bank of Kenya 1966-2016. Nairobi, Kenya: Central Bank of Kenya, 2016.
MLA-Zitierstil (9. Ausg.)Ryan, Terry, und Evans Muttai. History and Development of Money in Kenya: The Growth of Currency over the Years from the Use of Portable and Divisible Trade Goods, to Cowrie Shells and Now the Shilling : 50th Anniversary Central Bank of Kenya 1966-2016. Central Bank of Kenya, 2016.