na INLIS000000000006922 Ind 0010-1118006922 Program Pengelolaan terpadu Sekolah Kejuruan Pertanian di Indonesia; buku 5 INSTITUT PERTANIAN BOGOR INSTITUT PERTANIAN BOGOR Bogor IPB 1978 iv, 41 p.: ill.; 29 cm iv, 41 p.: ill.; 29 cm 378.963INSp 378.963 AGRICULTURE EDUCATION 39/D/82 38/D/82