Guidelines for the improvement of land registration and land. Information systems in developing countries (with special reference to english speaking countries in Eastern, Central and Southern. Africa) United Nations Centre for Human Settlements
United Nations Centre for Human Settlements (Habitat] , 1990
 Buku Teks SO
Riansyah
Analisis Perubahan Nilai Resistivitas Tanah akibat Pemberian Larutan Pupuk Organik dan Anorganik di Lahan Pertanian Kabupaten Bogor = Analysis of Changes in Soil Resistivity Value due to Application of Organic and Inorganic Fertilizer Solutions on Agricultural Land in Bogor Regency
Fakultas Matematika dan Ilmu Pengetahuan Alam Universitas Indonesia, 2022
 UI - Skripsi Membership
Win, BO Myint
Reclamation and ground improvement
Thomson, 2004
 Buku Teks
Management of human resources concepts for developing nations
compiled by Harry R. Knudson, in collaboration with David P. Gustafson
Addison-Wesley, 1967
 Buku Teks SO
Aude Ilman Rasjiddin
Potensi kekeringan tanah menurut indeks kecerahan dan kebasahan di Kabupaten Kebumen = Potential for soil drought according to brightness and wetness index in Kebumen Distric
2017
 UI - Skripsi Membership