https://www.gov.uk/government/publications/upgrading-the-class-of-title.cy
Uwchraddio dosbarth teitl (CY42) - GOV.UK
Sut i wneud cais i uwchraddio dosbarth teitl i ystad gofrestredig (cyfarwyddyd ymarfer 42).
dosbarthteitluk
https://www.churchofjesuschrist.org/study/scriptures/bofm/title-page?lang=cym
Hanner teitl.
hannerteitl