National curriculum assessment and public examination results in Wales 2004 : Merthyr Tydfil = Canlyniadau asesiadau'r cwricwlwm cenedlaethol ac arholiadau cyhoeddus yng Nghymru 2004 : Merthyr Tudful.
Wales.Department for Training and Education.
Wales.Welsh Assembly Government.
Cardiff : Welsh Assembly Government,
2005.
Title from cover.