Development Assistance, [date of publication not identified]
Buku Teks SO
Yayasan Obor Indonesia, 1987
Buku Teks
Yayasan Obor Indonesia, 1987
Buku Teks SO
Yayasan Obor Indonesia, 1987
Buku Teks SO
Bogor : Badan Penelitian dan Pengembangan Pertanian - Deptan, 2007,
Majalah, Jurnal, Buletin