Agricultural Adiministration and Extension. v.28, 1988
Pearce, John., ed.
Agricultural Adiministration and Extension. v.28, 1988 edited by John Pearce - London Elsevier Applied Science 1988 - v.28, 319 p.; 24cm.
02697475
Agricultural Adiministration and Extension. v.28, 1988 edited by John Pearce - London Elsevier Applied Science 1988 - v.28, 319 p.; 24cm.
02697475
