Lean, Glendon A. <br/><br/>
Counting systems of Papua New Guinea, volume 17 :  bibliography / 
G.A. Lean. 
 - Lae :  PNG University of Technology,  1987. 
 - [vi], 80 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Numeration, Papua New Guinea--Bibliography.