Dwi'n hapus pan -
By: Mary Murphy ; [addasiad Cymraeg: Luned Whelan].
Contributors: Whelan, Luned.
Publisher: Hughes a'i Fab
Published: 1999
Place of publication: Caerdydd
Language: wel
Number of pages: 23
Subjects: Welsh language -- Readers.; Happiness -- Juvenile fiction.
Work titles: I like it when.
Notes: Arg. Saesneg gwreiddiol = Original English ed.: Llundain: Egmont Children's Books, 1997.

Addasiad Cymraeg gan = Welsh adaptation by: Luned Whelan.

Addasiad Cymraeg o = Welsh adaptation of: I like it when.