https://openlibrary.org/books/OL23134008M/Chen_style_taijiquan
Chen style taijiquan by David Gaffney | Open Library
Chen style taijiquan by David Gaffney, Davidine Sim, David Gaffney, 2001, North Atlantic Books edition, in English
chen style taijiquandavid gaffneyopenlibrary
https://www.davidgaffney.org/
David Gaffney - Home
david gaffney is a writer from Manchester
david gaffney