Werrema, I. J. (2012). After 50 years: The promised land is still too far, 1961-2011. Mkuki Na Nyota Publishers.
Chicago-referens (17:e uppl.)Werrema, Ibrahim John. After 50 Years: The Promised Land Is Still Too Far, 1961-2011. Dar es Salaam,Tanzania: Mkuki Na Nyota Publishers, 2012.
MLA-referens (9:e uppl.)Werrema, Ibrahim John. After 50 Years: The Promised Land Is Still Too Far, 1961-2011. Mkuki Na Nyota Publishers, 2012.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.