Não informado. Progress Report of the Land Resources Division. Ministry of Overseas Development.
Chicago-Zitierstil (17. Ausg.)Não informado. Progress Report of the Land Resources Division. Surbiton, Inglaterra: Ministry of Overseas Development.
MLA-Zitierstil (8. Ausg.)Não informado. Progress Report of the Land Resources Division. Ministry of Overseas Development.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.