Argraffiad Saesneg cyntaf = First English edition: Cambridge University Press, 1996.
Testun tu mewn i'r clawr cefn = Text on inside back cover.
SMP 11-16. Llyfr A4. ISBN 1860851169. Published by Uned Iaith Genedlaethol Cymru CBAC in 1996. Publication and catalogue information, links to buy online and reader comments.