Sâl wyt ti, Sam? /
Hest, Amy.
Jeram, Anita.
Williams, Dylan.
Aberystwyth : Cymdeithas Lyfrau Ceredigion Gyf,
2002.
Argraffiad Saesneg gwreiddiol = Original English edition : London : Walker Books, 2002.
Addasiad Cymraeg gan = Welsh adaptation by : Dylan Williams.
Bears