Fu ou hu dui shi ci fa =

by Ng, Pek-Hoon.
Published 1992

Zi Qun Lun = new horizon of etymology, semantics and phonology /

by Ng, Pek-Hoon.
Published 1992

Han zi fen bu qian bu yu bu jian fen se jiao xue fa =

by Ng, Pek-Hoon.
Published 1987