Small waste disposal systems /
Dharmabalan, P.
Small waste disposal systems / by P. Dharmabalan. - Lae : Papua New Guinea University of Technology, Department of Civil Engineering, 1988. - 46 p. : ill.
Sanitation, Rural
Sanitation, Rural--Papua New Guinea.
Sewage disposal, Rural
Sewage disposal, Rural--Papua New Guinea.
Small waste disposal systems / by P. Dharmabalan. - Lae : Papua New Guinea University of Technology, Department of Civil Engineering, 1988. - 46 p. : ill.
Sanitation, Rural
Sanitation, Rural--Papua New Guinea.
Sewage disposal, Rural
Sewage disposal, Rural--Papua New Guinea.