Handaya and others. 1984. Design and development of water hyacinth chopper and blender. , Asian Institute of Technology;
Handaya and others. (1984) Design and development of water hyacinth chopper and blender . Asian Institute of Technology/Bangkok.
Handaya and others. Design and development of water hyacinth chopper and blender. . Bangkok:Asian Institute of Technology, 1984.
Handaya and others. (1984) Design and development of water hyacinth chopper and blender . Asian Institute of Technology/Bangkok.