Bob y bildar : Spud y Ddraig /
Treahy, Iona.
Hedd ap Emlyn.
Non ap Emlyn.
[Caerdydd] : Gwasg y Dref Wen,
2005.
Argraffiad Saesneg gwreiddiol = Original English edition : [London] : BBC Worldwide Ltd., 2002.
Addasiad Cymraeg gan = Welsh adaptation by : Hedd ap Emlyn a Non ap Emlyn.
Bob the Builder (Fictitious character)