Plygu amser
By: Gary Paulsen ; addasiad Esyllt Nest Roberts.
Series: Byd o beryglon ;
Publisher: Gwasg Carreg Gwalch
Published: 2001
Place of publication: Llanrwst, Dyffryn Conwy
Language: wel
Number of pages: 77
Notes: Translated from the English; original title not found.