Gubag, Rag.
The design and operation of the solar dryer / by Rag Gubag. - [1978]. - 32 leaves.
Photocopy of thesis (B. Sc.) -- Papua New Guinea University of Technology, Dept. of Chemical Technology.
Solar energy.
Food--Drying--Equipment and supplies
The design and operation of the solar dryer / by Rag Gubag. - [1978]. - 32 leaves.
Photocopy of thesis (B. Sc.) -- Papua New Guinea University of Technology, Dept. of Chemical Technology.
Solar energy.
Food--Drying--Equipment and supplies