Teastas Sóisearach : páipéir shamplacha agus páipéir scrúdaithe san eolaíocht : Gnáthleibhéal agus Ardleibhéal /
Mac Domhnaill, Pádhraic.
Baile Átha Cliath : An Gúm,
1994.
'8 bpáipéar ar an nGnáthleibhéal, 8 bpáipéar ar an Ardleibhéal'
Science