APA
(1986). Natural resources and development: A biannual collection of recent German contributors concerning the exploration and exploitation of natural resources. Germany: Inst of Scientific Co.
Chicago
1986. Natural resources and development: A biannual collection of recent German contributors concerning the exploration and exploitation of natural resources. Germany: Inst of Scientific Co.
Harvard
(1986). Natural resources and development: A biannual collection of recent German contributors concerning the exploration and exploitation of natural resources. Germany: Inst of Scientific Co.
MLA
Natural resources and development: A biannual collection of recent German contributors concerning the exploration and exploitation of natural resources. Germany: Inst of Scientific Co. 1986.