Shen, T.H.
Cornell University Press, 1951
Buku Teks
Lepi T. (Tanadjaja) Tarmidi, author
2006
Artikel Jurnal
Gittinger, J. Price, author
Center for Development Planning, National Planning Association, 1966
Buku Teks
Baldwin, Kenneth David Sutherland, 1920-, author
Basil Blackwell, 1957
Buku Teks
Pusat Analisis Sosial Ekonomi dan Kebijakan Pertanian BPPP-Deptan, [, 2008]
Majalah, Jurnal, Buletin