Eastward Flows the Great River— Festschrift in Honor of Professor William S-Y. Wang on his 80th Birthday
大江東去—王士元教授八十歲賀壽文集

Inspirations from a Lofty Mountain— Festschrift in Honor of Professor William S-Y. Wang on his 90th Birthday (in Chinese)
高山仰止— 王士元教授九十歲賀壽文集

Biliteracy and Trilingualism...
兩文三語—香港語文教育政策研究

Language, Phonetics, and Speech Technology (in Chinese)
語言、語音與技術