Swyddfa'r post
By: gan Joanne Barkan ; darluniwyd gan Karen L. Schmidt ; addasiad Cymraeg gan Gwenan Williams.
Contributors: Schmidt, Karen.; Williams, Gwenan.
Series: Trellygod
Publisher: Child's Play (International)
Published: 1991
Place of publication: Swindon
Language: wel
Work titles: Whiskerville post office.
Notes: Arg Saesneg gwreiddiol = Original English ed: New York: Grosset & Dunlap, 1990.

Teitl clawr = Cover title.

Testun ar y cloriau = Text on inside covers.

Addasiad Cymraeg o = Welsh adaptation of: Whiskerville post office.