Afi A. Martin: Kap. Joshua, Ivy Inez (1924–1992), politician and trade unionist. In: Franklin W. Knight, Henry Louis Gates, Jr: Dictionary of Caribbean and Afro–Latin American Biography. Oxford University Press, Oxford, England 2016. ISBN 978-0-19-993580-2Referenz via Oxford University Press’s Reference Online.
Adrian Fraser: Kap. Joshua, Ebenezer (1908–1991), first chief minister and longtime legislator of St. Vincent. In: Franklin W. Knight, Henry Louis Gates, Jr: Dictionary of Caribbean and Afro–Latin American Biography. Oxford University Press, Oxford, England 2016. ISBN 978-0-19-993580-2Referenz via Oxford University Press’s Reference Online.
Todd Krueger: Kap. St. Vincent and the Grenadines. In: Arnold K. Garr, Donald Q. Cannon (1936-), Richard O. Cowan (1934-): Encyclopedia of Latter-Day Saint history. Deseret Book Co. Salt Lake City, Utah 2000: S. 1182. ISBN 1-57345-822-8 oclc=44634356
