E-book

Fifteen Choral Pieces from HOLY BIBLE: 十五首聖詩合唱曲（中英雙語版）

E-book

The Rhyme Without Words: The Selected Chamber Works by Yao Heng-lu - A Recall for the Music Compositions in 90's of 20th Century: 《無詞韵》姚恒璐室內樂作品選（手稿版）─20世紀90年代的創作回顧