Language & Learning : An Interactional Perspective
 Inscribed 
  Gordon Wells & John Nicholls 編著 ; Falmer Press 出版 
  1985 
 - Hong Kong Institute of Education
 
https://imagedb.museum.eduhk.hk/tc/items/01df9b7f
 001359 
 https://imagedb.museum.eduhk.hk/tc/items/01df9b7f