Yenna Wu Ph.D.

title	ISBN-13 (ISBN-10)	year of publica- tion	other author(s)
Chinese the Easy Way	978-0-7641-0659-0 (0-7641-0659-7)	1999	Philip F. Williams Ph.D.
Mandarin Chinese the Easy Way with Audio CD	978-0-7641-9369-9 (0-7641-9369-4)	2008	"