Help! mae 'na hipo yn y cwstard!
By: Sonia Edwards ; [darluniau: Rhys Bevan-Jones].
Contributors: Bevan-Jones, Rhys.
Series: Llyfrau lloerig
Publisher: Gwasg Gwynedd
Published: 2002
Place of publication: Caernarfon
Language: wel
Number of pages: 46
Subjects: Hippopotamus -- Juvenile fiction.; Animals -- Juvenile fiction.
Genres: Juvenile fiction.