Agricultural Adiministration and Extension. v.25, 1987
Pearce, John., ed.
Agricultural Adiministration and Extension. v.25, 1987 edited by John Pearce - London Elsevier Applied Science 1987 - v.25, 254 p.; 24cm.
02697475
Agricultural Adiministration and Extension. v.25, 1987 edited by John Pearce - London Elsevier Applied Science 1987 - v.25, 254 p.; 24cm.
02697475
