Nodyn ar y clawr = Note on cover: I gyd-fynd รข Taith Iaith 5.
Testun tu fewn i'r clawr cefn (plygiad) = Text on inside back cover (folding).
Gyda geirfa Gymraeg/Saesneg = With Welsh/English vocabulary.
Y sifft nos by Gareth F. Williams. ISBN 9781845211912. Published by Canolfan Astudiaethau Addysg in 2007. Publication and catalogue information, links to buy online and reader comments.