APA Format
Gann, L. H.; Duignan, Peter. (1977).
The Rulers of German Africa 1884-1914 / L.H. Gann & Peter Duignan
. Stanford, California :: Stanford University Press,.
MLA Format
Gann, L. H.; Duignan, Peter.
The Rulers of German Africa 1884-1914 / L.H. Gann & Peter Duignan
. Stanford, California :: Stanford University Press,, 1977
Chicago Format
Gann, L. H.; Duignan, Peter. The Rulers of German Africa 1884-1914 / L.H. Gann & Peter Duignan. Stanford, California :: Stanford University Press,, 1977.