Cyhoeddwyd dan nawdd Cynllun Adnoddau Cyd-bwyllgor Addysg Cymru = Published under the auspices of the Welsh Joint Education Committee Resources Project.
Argraffiad Saesneg cyntaf = First English edition: Cambridge University Press, 1995.
SMP 11-16. Llyfr A1. ISBN 0905345924. Published by Uned Iaith Genedlaethol Cymru CBAC in 1995. Publication and catalogue information, links to buy online and reader comments.