The title of this book is Rhyddiaith Gymraeg: Y Gyfrol Gyntaf, 1488-1609 and is written by author T. H. Parry-Williams. The book Rhyddiaith Gymraeg: Y Gyfrol Gyntaf, 1488-1609 is published by University of Wales Press. The ISBN of this book is 9780708303047 and the format is Hardback. The publisher has not provided a book description for Rhyddiaith Gymraeg: Y Gyfrol Gyntaf, 1488-1609 by T. H. Parry-Williams.