Rheoli hysbysebionawyr agored
By: Y Swyddfa Gymreig = Outdoor advertisement control / Welsh Office.
Series: Technical advice note (Wales) = -- Nodyn cyngor technegol (Cymru) -- 7; Technical advice note (Wales) -- 7.
Publisher: Welsh Office
Published: 1996
Place of publication: Cardiff
Language: wel
Number of pages: 77
Subjects: Advertising -- Wales.; Signs and signboards -- Wales.
Notes: Teitl clawr = Cover title.

Testun Cymraeg/Saesneg = Welsh/English text tête-bêche.