Feasibility study for the drainage of the Wahgi Valley swamp / 
Wilton & Bell, Dobbie & Partners Engineering Consultants [and] E.I.U. (Aust.) Pty Ltd.. 
 - Port Moresby :  Department of Agriculture, Stock & Fisheries,  1972. 
 - 4 vols. :  ill., map + 2 fold maps ;  30 cm. 
<br/><br/> In 4 technical volumes. 
<br/><br/>Vol. 1: Geomorphology, site investigation and peat shrinkage. - - Vol. 2: Hydrology and regime. - - Vol   . 3: Agronomy & agricultural soils. -- Vol. 4: Engineering. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Drainage--Papua New Guinea--Western Highlands Province.<br/>Agricultural engineering--Papua New Guinea--Western Highlands Province.