Farmers' success with tropical grasses: cop-pasture rotations in mixed farming in East Africa / editor, Joseph G. Boonman

Analisa Ekonomi: Mekanisasi Pertanian di Kamboja = Economic Analysis: Agricultural Mechanisation in Cambodia

Pengaruh kombinasi nutrisi anorganik dan pupuk hayati terhadap populasi azotobacter sp, kandungan klorofil, serapan N, hasil tanaman tomat pada sistem hidroponik / Nandha Afrilandha, Mieke Rochimi Setiawati

Geografi kesejarahan I : peradaban dunia / N. Daldjoeni.

Water, wastes and health in hot climates / edited by Richard Feachem, Michael McGarry