Raeder-Roitzsch, J. E. (1974). Institutional forestry problems in the Sahelian region. United Nations, Secretariat, Special Sahelian Office.
Chicago-referens (17:e uppl.)Raeder-Roitzsch, J. E. Institutional Forestry Problems in the Sahelian Region. [s.l.]: United Nations, Secretariat, Special Sahelian Office, 1974.
MLA-referens (8:e uppl.)Raeder-Roitzsch, J. E. Institutional Forestry Problems in the Sahelian Region. United Nations, Secretariat, Special Sahelian Office, 1974.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.