Cyhoeddwyd y fersiwn Saesneg gwreiddiol = Original English version published: Scholastic Children's Books, London, 2001.
Y Newyn : dyddiadur Phyllis McCormack, Iwerddon 1845-1847 by Carol Drinkwater. ISBN 9781843238836. Published by Gomer in 2008. Publication and catalogue information, links to buy online and reader comments.