gleren
By: (gan Ffransis Hope) ; (addaswyd o Holandeg Francis Brewer ; lluniau gan Jan van Wijngaarden).
Contributors: Brewer, Francis.; Wijngaarden, Jan van.
Series: Cyfres y seren
Publisher: Gwasg y Dref Wen
Published: 1980
Place of publication: Caerdydd
Language: wel
Number of pages: 16
Subjects: Diptera -- Juvenile literature.
Notes: Text, map on inside covers.