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