The International Rice Research Institute, 1980
Buku Teks
Institute, 1974
Buku Teks
editoed by Alfredo Aguilera, J. Paulo Davim
Engineering Science Reference, 2014
Buku Teks
Heijbroek, A.M.A., author
Rabobank International Group , 1996
Buku Teks
Pergamon Press, 1980
Buku Teks