Gwyddau yng Ngregynog = Geese at Gregynog /
Jones, R. Gerallt(Robert Gerallt),1934_.
Clancy, Joseph P.,1928-
See-Paynton, Colin.
Y Drenewydd : Gwasg Gregynog,
2000, c1999.
Limited ed. of 250 numbered copies.
Geese