Arg. Saesneg gwreiddiol = Original English ed.: Wolverhampton: Learning Materials, c1999.
Addasiad Cymraeg gan = Welsh adaptation by: Gwen Evans and Marian B. Hughes.
Rhaglen gadael ysgol. 1, Personol by André Staras. ISBN 1856444120. Published by Y Ganolfan Astudiaethau Addysg in 1999. Publication and catalogue information, links to buy online and reader comments.