Counting systems of Papua New Guinea : research bibliography /
Lean, Glendon A.
Counting systems of Papua New Guinea : research bibliography / G.A. Lean. - 3rd ed. - Lae : PNG University of Technology, 1986. - [iii], 61 p.
Numeration, Papua New Guinean--Bibliography.
Counting systems of Papua New Guinea : research bibliography / G.A. Lean. - 3rd ed. - Lae : PNG University of Technology, 1986. - [iii], 61 p.
Numeration, Papua New Guinean--Bibliography.