Lean, Glendon A. <br/><br/>
Counting systems of Papua New Guinea, volume 9 :  Enga, Western Highlands, Simbu / 
G.A. Lean. 
 - Draft edition. 
 - Lae :  PNG University of Technology,  1986. 
 - [v], 109 p. :  ill. 
<br/><br/>Includes: Bibliography and appendices. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Numeration--Papua New Guinea--Enga Province.<br/>Numeration--Western Highlands Province.--Papua New Guinea<br/>Numeration, Simbu Province.<br/>Numeration, Papua New Guinean.<br/>Numeration, Papuan.