APA
SUDAN SOUTHERN DEVELOPMENT INVESTIGATION TEAM, SUDAN SOUTHERN DEVELOPMENT INVESTIGATION TEAM, . (1955). Natural resources and development Investigation term. London: Sudan Govt.
Chicago
SUDAN SOUTHERN DEVELOPMENT INVESTIGATION TEAM, SUDAN SOUTHERN DEVELOPMENT INVESTIGATION TEAM, . 1955. Natural resources and development Investigation term. London: Sudan Govt.
Harvard
SUDAN SOUTHERN DEVELOPMENT INVESTIGATION TEAM, SUDAN SOUTHERN DEVELOPMENT INVESTIGATION TEAM, . (1955). Natural resources and development Investigation term. London: Sudan Govt.
MLA
SUDAN SOUTHERN DEVELOPMENT INVESTIGATION TEAM, SUDAN SOUTHERN DEVELOPMENT INVESTIGATION TEAM, . Natural resources and development Investigation term. London: Sudan Govt. 1955.