Philip F. Williams Ph.D.

Mandarin Chinese the Easy Way with Audio CD (Barron's E-Z Series)  Philip F. Williams Ph.D Paperback. Barron's Educational Serie, 2008-01-01 ISBN 9780764193699     Chinese the Easy Way (Easy Way Series)  Philip F. Williams Ph.D. Yenna Wu Ph.D. Paperback. Barron's Educational Series, 1999-04 ISBN 9780764106590