Main group 1

• Ancient Irish tales, New York, Barnes & Noble Books, 1996
• Aspects of The Táin, Belfast, December, 1992
• McCone, Kim, Pagan past and Christian present in early Irish literature, Maynooth, An Sagart, 1990
• The Tain, London, Oxford U.P., 1970, pr. 1979
• Ulidia: proceedings of the first International Conference on the Ulster Cycle of Tales, Belfast and Emain Macha 8-12 April 1994, Belfast, December Publications, 1994

Main group 2

• Ancient Irish tales, New York, Barnes & Noble Books, 1996
• Dillon, Myles, Early Irish literature, Dublin, Four Courts Press, 1994
• Dillon, Myles, The cycles of the kings, Blackrock, Co. Dublin, Four Courts Press, 1994
• Dooley, Ann, Tales of the Elders of Ireland, Oxford, Oxford UP, 1999
• McCone, Kim, Pagan past and Christian present in early Irish literature, Maynooth, An Sagart, 1990
• The Tain, London, Oxford U.P., 1970, pr. 1979

Main group 3

• McCone, Kim, A first Old Irish grammar and reader: including an introduction to Middle Irish, Maynooth, Department of Old and Middle Irish, 2005
• Stifter, David., Sengoidelc: Old Irish for beginners, 1st ed., Syracuse, N.Y., Syracuse University Press, 2006
• Strachan, John, Old-Irish paradigms and selections from the Old-Irish glosses., 4. ed. /b rev. by Osborn Bergin, Dublin, Hodges, 1949
• Thurneysen, Rudolf, Old Irish reader, Dublin, Dublin Inst. for Advanced Studies, 1949

Main group 4

• Mac Congáil, Nollaig., Irish grammar book, Indreabhán, Cló Iar-Chonnachta, 2004
• McGonagle, Noel, Irish grammar: a basic handbook, Conamara, Cló Iar-Chonnachta, 1991
• Ó Dónaill, N., Foclóir Gaeilge-Béarla. Foclóir Póca, Dublin, Department of Education
• Ó Siadhail, Mícheál, Learning Irish: an introductory self-tutor, 2. repr., Dublin, Dublin Institute for advanced studies, 1980, pr. 1981
• Ó Sé, D.K.; Sheils, S.J., Teach Yourself Irish, Hodder & Stoughton, 1993

Main group 5

• Brake, Julie; Jones, Christine, Welsh, Hodder, 2003
• King, Gareth, Basic Welsh: a grammar and workbook, London, Routledge, 1996
• King, Gareth, Intermediate Welsh: a grammar and workbook, London, Routledge, 1996
• King, Gareth, Modern Welsh: a comprehensive grammar, London ;a New York, Routledge, 1993
• The pocket modern Welsh dictionary: a guide to the living language, Oxford, Oxford University Press, 2000